[3.11] Add permissions: {} to all reusable workflows (#148114) (#148123)

Author: ezio-melotti

.github/workflows/reusable-docs.yml

@@ -4,8 +4,7 @@ on:
   workflow_call:
   workflow_dispatch:
 
-permissions:
-  contents: read
+permissions: {}
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

.github/workflows/reusable-macos.yml

@@ -9,6 +9,8 @@ on:
         type: boolean
         default: false
 
+permissions: {}
+
 jobs:
   build_macos:
     name: 'build and test'

.github/workflows/reusable-ubuntu.yml

@@ -8,6 +8,8 @@ on:
         required: true
         type: string
 
+permissions: {}
+
 env:
   FORCE_COLOR: 1
 

.github/workflows/reusable-windows.yml

@@ -6,6 +6,8 @@ on:
         type: boolean
         default: false
 
+permissions: {}
+
 jobs:
   build_win32:
     name: 'build and test (x86)'