Split timing tests into its own job

.gitea/workflows/Merge-Checker.yaml

@@ -37,47 +37,4 @@ jobs:
             else
               echo "Warning: $test_exec not found or not executable"
             fi
-          done
-
-      - name: Run matrix-timing-tests with per-test timing output and save results
-        run: |
-          mkdir -p unit-tests/timing-results
-          if [ -x build/unit-tests/matrix-timing-tests ]; then
-            echo "Running matrix-timing-tests with timing"
-            /usr/bin/time -v build/unit-tests/matrix-timing-tests -d yes &> unit-tests/timing-results/matrix-timing-tests.txt
-          else
-            echo "matrix-timing-tests executable not found or not executable"
-            exit 1
-          fi
-      - name: Commit and push timing results
-        if: github.event.pull_request.head.repo.full_name == github.repository
-        run: |
-          git config --global user.name "ci-bot"
-          git config --global user.email "ci-bot@local"
-
-          BRANCH_NAME="${{ github.event.pull_request.head.ref }}"
-          git stash
-          echo "Checking out source branch $BRANCH_NAME"
-          git fetch origin "$BRANCH_NAME"
-          git checkout "$BRANCH_NAME"
-          git pull
-
-          echo "Checking if last commit was a timing update"
-          LAST_COMMIT_MSG=$(git log -1 --pretty=%B)
-
-          if echo "$LAST_COMMIT_MSG" | grep -q "Update matrix-timing-tests timings"; then
-            echo "Last commit was a timing update, skipping commit."
-            exit 0
-          else
-            echo "Last commit name was: $LAST_COMMIT_MSG"
-            git stash pop
-          fi
-
-          git add unit-tests/timing-results/matrix-timing-tests.txt
-
-          if git diff --quiet --cached; then
-            echo "No changes to commit"
-          else
-            git commit -m "Update matrix-timing-tests timings [skip ci]"
-            git push origin "$BRANCH_NAME"
-          fi
+          done