ci: drop duplicate provider test steps from PR checks (#2308)

* ci: drop duplicate provider test steps from PR checks

* docs(contributing): drop provider suites from required preflight

.github/workflows/pr-checks.yml

@@ -49,11 +49,6 @@ jobs:
           PR_SCAN_BASE: ${{ github.event_name == 'pull_request' && github.event.pull_request.base.sha || 'origin/main' }}
           PR_SCAN_HEAD: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || 'HEAD' }}
         run: bun run security:pr-scan -- --base "$PR_SCAN_BASE" --head "$PR_SCAN_HEAD"
-      - name: Provider tests
-        run: bun run test:provider
-
-      - name: Provider recommendation tests
-        run: npm run test:provider-recommendation
 
   launcher-node-floor:
     runs-on: ubuntu-latest

CONTRIBUTING.md

@@ -266,8 +266,6 @@ bun run check
 bun run typecheck
 bun run typecheck:type-tests
 node bin/openclaude --version
-bun run test:provider
-npm run test:provider-recommendation
 git fetch https://github.com/Twigpine/openclaude.git main
 bun run security:pr-scan -- --base FETCH_HEAD --head HEAD
 ```