Allow user fusion with payment users

[Rotheem]

Description

Summary

Correctly fuse payment users during user fusion

Issues/PR dependencies

Issues to be resolved

Required PRs

Changes Made

Additional Notes

Classification

Type of Change

• 🐛 Bug fix (non-breaking change which fixes an issue)
• ✨ New feature (non-breaking change which adds functionality)
• 🔨 Refactor (non-breaking change that neither fixes a bug nor adds a feature)
• 🔧 Infra CI/CD (changes to configs of workflows)
• 💥 BREAKING CHANGE (fix or feature that require a new minimal version of the front-end)
• 😶‍🌫️ No impact for the end-users

Impact & Scope

• Core functionality changes
• Single module changes
• Multiple modules changes
• Database migrations required
• Other: ...

Testing

• 1. Tested this locally
• 2. Added/modified tests that pass the CI (or tested in a downstream fork)
• 3. Tested in a deployed pre-prod
• 0. Untestable (exceptionally), will be tested in prod directly

Documentation

• Updated the docs accordingly :
• " Docstrings
• # Inline comments
• No documentation needed

[codecov]

Codecov Report

❌ Patch coverage is 88.88889% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 84.43%. Comparing base (4282ad5) to head (0c7734f).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
app/core/mypayment/cruds_mypayment.py	80.00%	5 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #979   +/-   ##
=======================================
  Coverage   84.42%   84.43%           
=======================================
  Files         205      206    +1     
  Lines       14881    14915   +34     
=======================================
+ Hits        12564    12593   +29     
- Misses       2317     2322    +5     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[warix8]

I think “merge” would be better than “fuse” even if it doesn't make a big difference.

[warix8]

I haven't tested it, but it seems perfectly fine to me