Bump actions/upload-artifact from 5 to 6

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/code-style.yml

@@ -85,7 +85,7 @@ jobs:
 
             -  name: Upload changed files
                if: env.CAN_FIX == 'true' && steps.changed_php.outputs.has_changes == 'true'
-               uses: actions/upload-artifact@v5
+               uses: actions/upload-artifact@v6
                with:
                  name: fixes-php
                  path: .artifacts/php
@@ -177,7 +177,7 @@ jobs:
 
             -  name: Upload changed files
                if: env.CAN_FIX == 'true' && steps.changed_node.outputs.has_changes == 'true'
-               uses: actions/upload-artifact@v5
+               uses: actions/upload-artifact@v6
                with:
                  name: fixes-node
                  path: .artifacts/node