Revise texts of PULL REQUEST and CONTRIBUTING guidelines

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,9 +1,9 @@
-Before you submit a pull request, please make sure:
+Before submitting a pull request, please ensure the following:
 
-- [ ] The pull request should include a description of the problem you're trying to solve
-- [ ] The pull request should include overview of the suggested solution
-- [ ] If the pull requests changes current behavior, reasons why your solution is better.
-- [ ] The proposed code should be fully functional
-- [ ] The proposed code should contain tests relevant to prove is functionality
-- [ ] The proposed tests should ensure significative code coverage
-- [ ] All new and existing tests should pass
+- [ ] The pull request adheres to the [CONTRIBUTING](https://github.com/globaleaks/globaleaks-whistleblowing-software/blob/fixed-custom-mock-language-access/CONTRIBUTING.md) guidelines.
+- [ ] The pull request includes a description of the problem you're trying to solve.
+- [ ] The pull request provides an overview of the suggested solution.
+- [ ] The proposed code is fully functional.
+- [ ] The proposed code includes relevant tests to verify its functionality.
+- [ ] All new and existing tests pass successfully.
+- [ ] Overall code quality and test coverage metrics are not reduced by more than 0.5%

CONTRIBUTING.md

@@ -77,9 +77,11 @@ Before you submit your Pull Request consider the following guidelines:
 
 7. Run the full GlobaLeaks test suite and ensure that all tests pass.
 
-8. Commit your changes using a descriptive commit message.
+8. Ensure overall code quality and test coverage metrics are not reduced by more than 0.5%
 
-9. In GitHub, send a pull request to `GlobaLeaks:main`.
+9. Commit your changes using a descriptive commit message.
+
+10. In GitHub, send a pull request to `devel` branch.
 
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