[GitHub] Add write permissions to filter_build job

Regarding some [filter_build jobs](https://github.com/sofa-framework/sofa/actions/runs/20313353699/job/58404539222) it appears that permission errors are thrown : 

```
❌ Failed to update status
Status: 403 | Response: {"message":"Resource not accessible by integration","documentation_url":"https://docs.github.com/rest/commits/statuses#create-a-commit-status","status":"403"}
❌ Failed to post comment to PR #5663
Status: 403 | Response: {"message":"Resource not accessible by integration","documentation_url":"https://docs.github.com/rest/issues/comments#create-an-issue-comment","status":"403"}
```

Author: hugtalbot

.github/workflows/trigger-build-and-tests.yml

@@ -62,6 +62,7 @@ on:
 jobs:
   # Filter build handling : push in master, commits in PR, comments in PR and dispatch
   filter_build:
+    permissions: write
     runs-on: ubuntu-latest
     if: ${{ github.repository_owner == 'sofa-framework' }}
     outputs: