Changed the links that are redirecting in the .md files and slight modification for a sentence

[josevarghese]

Fixes #
Some links on the .md file were redirecting, so I changed them to the target URL to avoid redirections. I also slightly modified a sentence on the .md file.

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To Test:

There is nothing to be tested on this PR as it relates to the .md files.

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Regression Notes

1. Potential unintended areas of impact

   • TODO

2. What I did to test those areas of impact (or what existing automated tests I relied on)

   • TODO

3. What automated tests I added (or what prevented me from doing so)

   • TODO

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PR Submission Checklist:

• I have completed the Regression Notes.
• I have considered adding accessibility improvements for my changes.
• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

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Testing Checklist (strike-out the not-applying and unnecessary ones):

• WordPress.com sites and self-hosted Jetpack sites.
• Portrait and landscape orientations.
• Light and dark modes.
• Fonts: Larger, smaller and bold text.
• High contrast.
• Talkback.
• Languages with large words or with letters/accents not frequently used in English.
• Right-to-left languages. (Even if translation isn’t complete, formatting should still respect the right-to-left layout)
• Large and small screen sizes. (Tablet and smaller phones)
• Multi-tasking: Split screen and Pop-up view. (Android 10 or higher)

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud