ci: drop title-case job display names (#4)

Removes the explicit `name:` from the `test` and `release` jobs so the
Actions pane shows the lowercase job keys instead of `Pre-commit Tests`
and `Create Release` — matching the lowercase workflow naming
convention.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: xnoto

.github/workflows/ci.yml

@@ -12,7 +12,6 @@ permissions:
 
 jobs:
   test:
-    name: Pre-commit Tests
     runs-on: ubuntu-latest
     container:
       image: ghcr.io/makeitworkcloud/tfroot-runner:latest
@@ -29,7 +28,6 @@ jobs:
         run: make test
 
   release:
-    name: Create Release
     runs-on: ubuntu-latest
     needs: [test]
     if: startsWith(github.ref, 'refs/tags/v')