composer is not part of the matrix, don't try and process event.json

.github/workflows/test-results.yml

@@ -36,7 +36,4 @@ jobs:
           commit: ${{ github.event.workflow_run.head_sha }}
           event_file: artifacts/Event File/event.json
           event_name: ${{ github.event.workflow_run.event }}
-          files: |
-            artifacts/**/*.xml
-            artifacts/**/*.trx
-            artifacts/**/*.json
+          files: "artifacts/**/*.xml"

.github/workflows/tests.yml

@@ -7,9 +7,6 @@ jobs:
 
   Composer:
     runs-on: ubuntu-latest
-    # https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs#handling-failures
-    continue-on-error: "${{ matrix.experimental }}"
-
     steps:
     - name: Checkout
       uses: actions/checkout@v4
@@ -21,6 +18,7 @@ jobs:
   PHPunit:
     name: PHP ${{ matrix.php-versions }} unit tests on ${{ matrix.operating-system }}
     runs-on: ubuntu-latest
+    # https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs#handling-failures
     continue-on-error: "${{ matrix.experimental }}"
     strategy:
       matrix: