Push Rules test implementation
What does this MR do?
Implemented push rule tests that cover the Premium and Starter Edition features for limiting pushing to a project (Gitlab EE).
- Closes gitlab-org/quality/testcases#98 (closed)
- Closes gitlab-org/quality/testcases#97 (closed)
- Closes gitlab-org/quality/testcases#96 (closed)
- Closes gitlab-org/quality/testcases#95 (closed)
- Closes gitlab-org/quality/testcases#94 (closed)
- Closes gitlab-org/quality/testcases#93 (closed)
- Closes gitlab-org/quality/testcases#92 (closed)
- Closes gitlab-org/quality/testcases#91 (closed)
- Closes gitlab-org/quality/testcases#90 (closed)
- Closes gitlab-org/quality/testcases#89 (closed)