:pencil2: Fix Spelling and Content Errors

[Meekunn]

Summary

Fix Spelling and Content Errors Addresses (but does not close) #23.

List of changes proposed in this PR (pull request)

• [x] Fix ‘individuals’ spelling error on the welcome section of the home page.
• [x] Fix the school timetable on the about us page, Friday ending time is 2 pm, not 5 pm.
• [x] Correct the last word in this sentence in the welcome/mission statement section.
• [x] Change the first paragraph on Contact Us page.

What should a reviewer concentrate their feedback on?

Everything looks fine?

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toweringheights	✅ Ready (Inspect)	Visit Preview	Oct 20, 2022 at 7:16PM (UTC)
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[Meekunn]

@balotofi, I've edited the other typographical errors. Kindly merge, thanks. 😊