Make CONTRIBUTING.md a bit more strongly worded

Author: dwash96

CONTRIBUTING.md

@@ -64,11 +64,13 @@ docker build -t cecli -f docker/Dockerfile .
 
 ## Coding Standards
 
-It really helps the merge process if your PR:
+In order for your PR to be accepted it must:
 
-1. complies with project coding standards
-2. includes test coverage
-3. updates the relevant user-facing documentation, including the output of `/help` and `--help` as well as notes in config files and the web-site.
+1. Comply with project coding standards (including running the pre-commit formatting hooks)
+2. Include test coverage
+3. Update relevant user-facing documentation:
+   - Primary documentation will live in `aider/website/docs/config/`
+   - Check new cli arguments with the output of `/help` and `--help`
 
 ### Python Compatibility