docs: combine multiple documentation improvements

[ibrahim-hussien-dev]

This PR combines several documentation fixes that were previously submitted as separate pull requests.

As suggested by maintainers, these updates are consolidated into a single PR to simplify the review process.

Changes include:

• fixing typos
• improving documentation clarity
• correcting inline comments

[ibrahim-hussien-dev]

As suggested by the maintainers, I consolidated the previous documentation fixes into a single commit to simplify the review process.

[JeanMeche]

Thanks for this

[JeanMeche]

Caretaker note: This is a doc only change, no need to presubmit.

[atscott]

This PR was merged into the repository. The changes were merged into the following branches:

• main: 903d51e
• 21.2.x: 7513558

[ibrahim-hussien-dev]

Thank you for reviewing and merging the PR.
I appreciate the maintainers' guidance and support.
Happy to contribute more documentation improvements in the future.

[angular-automatic-lock-bot]

This issue has been automatically locked due to inactivity.
Please file a new issue if you are encountering a similar or related problem.

Read more about our automatic conversation locking policy.

_{This action has been performed automatically by a bot.}