fix(e2e): include browser name in job titles for visibility

Job names now show: 'E2E chromium (Shard 1/4)' instead of 'E2E Tests (Shard 1/4)'
Makes it easier to identify which browser/shard is passing or failing

.github/workflows/e2e-tests.yml

@@ -133,7 +133,7 @@ jobs:
 
   # Run tests in parallel shards
   e2e-tests:
-    name: E2E Tests (Shard ${{ matrix.shard }}/${{ matrix.total-shards }})
+    name: E2E ${{ matrix.browser }} (Shard ${{ matrix.shard }}/${{ matrix.total-shards }})
     runs-on: ubuntu-latest
     needs: build
     timeout-minutes: 30