Fix formatting in contributing guidelines

Author: dsekihat

docs/gettingstarted/contributingtocode.md

@@ -101,9 +101,9 @@ The CI checks evaluate:
   - Title prefix checker: Verifies that the title of the PR has a valid prefix with tags corresponding to the labels. If a valid prefix is not found, it is created.
 
 - __Policy when dealing with linter / code-checker__
- - It is agreed that the issues brought up by linter and code-checker tools should be fixed on a best-effort basis.
- - However, for the purposes of merging, the linter checks are not mandatory.
- - The final decision on merging PRs is taken by the code owners.
+  - It is agreed that the issues brought up by linter and code-checker tools should be fixed on a best-effort basis.
+  - However, for the purposes of merging, the linter checks are not mandatory.
+  - The final decision on merging PRs is taken by the code owners.
 
 Checks flagged as "Required" must succeed before a PR can be merged.