[PWGLF] add CBT event selection in derivedcascadeanalysis.cxx

[lhusova]

add CBT event selection

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 0 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for 72a6ea2 at 2026-08-03 17:48:

## sw/BUILD/O2Physics-latest/log
2026-08-03T17:31:53.586+0200 [26:140522557717056] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "ActionCache.GetActionResult()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.586+0200 [26:140522557717056] [executioncontext.cpp:544] [ERROR] Error while querying action cache at "http://localhost:8980": 14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused
2026-08-03T17:34:01.861+0200 [26:140522557717056] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "FindMissingBlobs()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5B::1%5D:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.796+0200 [24:139972584049216] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "ActionCache.GetActionResult()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.797+0200 [24:139972584049216] [executioncontext.cpp:544] [ERROR] Error while querying action cache at "http://localhost:8980": 14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused
2026-08-03T17:34:42.429+0200 [24:139972584049216] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "FindMissingBlobs()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.595+0200 [27:140351867824704] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "ActionCache.GetActionResult()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.595+0200 [27:140351867824704] [executioncontext.cpp:544] [ERROR] Error while querying action cache at "http://localhost:8980": 14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused
2026-08-03T17:35:35.028+0200 [27:140351867824704] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "FindMissingBlobs()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.905+0200 [23:140092141001280] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "ActionCache.GetActionResult()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.905+0200 [23:140092141001280] [executioncontext.cpp:544] [ERROR] Error while querying action cache at "http://localhost:8980": 14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused
2026-08-03T17:35:57.526+0200 [23:140092141001280] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "FindMissingBlobs()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5B::1%5D:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.775+0200 [25:140589082061376] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "ActionCache.GetActionResult()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused]
2026-08-03T17:31:53.775+0200 [25:140589082061376] [executioncontext.cpp:544] [ERROR] Error while querying action cache at "http://localhost:8980": 14: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.1:8980: Failed to connect to remote host: Connection refused
2026-08-03T17:36:14.409+0200 [25:140589082061376] [buildboxcommon_grpcretrier.cpp:177] [ERROR] Retry limit (0) exceeded for "FindMissingBlobs()", last gRPC error was [14: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5B::1%5D:8980: Failed to connect to remote host: Connection refused]


## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 1 errors and 0 warnings.'
Found 1 errors and 0 warnings.
++ [[ 1 -gt 0 ]]
++ cat /sw/BUILD/653bc6740663a58272506bba736326cb55173b7d/O2Physics-code-check/errors.txt
PWGLF/Tasks/Strangeness/derivedcascadeanalysis.cxx:66:8: error: constructor does not initialize these fields: ccdb, pdgDB [cppcoreguidelines-pro-type-member-init,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 1 -gt 0 ]]
++ exit 1
--

Full log here.