Apply suggestions from code review

Co-authored-by: 🇺🇦 Sviatoslav Sydorenko (Святослав Сидоренко) <[email protected]>

Author: MaxymVlasov

.github/CONTRIBUTING.md

@@ -169,7 +169,7 @@ You can use [this PR](https://github.com/antonbabenko/pre-commit-terraform/pull/
 
     Make sure that all checks pass.
 
-4. (Optional): If you want to see more details on MyPy checks, you can run:
+4. (Optional): If you want to limit the checks to MyPy only, you can run:
 
     ```bash
     tox r -qq -e pre-commit -- mypy --all-files

tox.ini

@@ -29,7 +29,7 @@ commands =
 commands_post =
   # Create GHA Job Summary markdown table of the coverage report
   # https://github.blog/news-insights/product-news/supercharging-github-actions-with-job-summaries/
-  # '-' ignores non-zero exit code
+  # a leading '-' suppresses non-zero return codes
   -{envpython} \
     {[python-cli-options]byte-errors} \
     {[python-cli-options]max-isolation} \
@@ -193,7 +193,7 @@ commands =
       {posargs:--all-files}
 
   # Print out the advice on how to install pre-commit from this env into Git:
-  # '-' ignores non-zero exit code
+  # a leading '-' suppresses non-zero return codes
   -{envpython} \
     {[python-cli-options]byte-errors} \
     {[python-cli-options]max-isolation} \
@@ -227,7 +227,7 @@ commands_post =
       ); \
       print("codecov-flags=MyPy", file=gh_output_fd); \
       gh_output_fd.close()'
-  #
+  # Publish available MyPy-produced text and JSON reports wrapped as Markdown code blocks, to a GHA job summary
   {envpython} \
     {[python-cli-options]byte-errors} \
     {[python-cli-options]max-isolation} \