ci: remove redundant build job for PRs

Author: frantuma

.github/workflows/ci.yml

@@ -104,30 +104,3 @@ jobs:
         run: uv sync
       - name: Pytest (validator-spectral)
         run: uv run --package jentic-openapi-validator-spectral pytest -q packages/jentic-openapi-validator-spectral/tests
-
-  build:
-    name: Build (no dev deps)
-    runs-on: ubuntu-latest
-    needs: [lint_typecheck, test_parser, test_transformer, test_validator, test_validator_spectral]
-    if: github.ref == 'refs/heads/main'
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install uv
-        uses: astral-sh/setup-uv@v4
-      - name: Set up Python
-        run: uv python install 3.11
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20'
-      - name: Install Spectral CLI
-        run: npm install -g @stoplight/spectral-cli
-      # exclude dev tools to mimic "production" env
-      - name: Sync (no dev)
-        run: uv sync --no-group dev
-      - name: Build wheels/sdists (each member)
-        run: |
-          uv build --package jentic-openapi-parser
-          uv build --package jentic-openapi-transformer
-          uv build --package jentic-openapi-validator
-          uv build --package jentic-openapi-validator-spectral