docs: fix README typos

[leno23]

Summary

• Correct the README typos explicitly listed in Typos in README.md #339: officialy, releas, meterics, hava, Windwos, Complie, checkout, and aviable.

Fixes #339

Test plan

• static validation: officialy appeared 1 time(s) in README.md before replacement.
• static validation: officialy absent and officially present in README.md after patch.
• static validation: stable releas](https://github.com/codemetropolis/CodeMetropolis/releases/latest) appeared 1 time(s) in README.md before replacement.
• static validation: stable releas](https://github.com/codemetropolis/CodeMetropolis/releases/latest) absent and stable release](https://github.com/codemetropolis/CodeMetropolis/releases/latest) present in README.md after patch.
• static validation: meterics appeared 1 time(s) in README.md before replacement.
• static validation: meterics absent and metrics present in README.md after patch.
• static validation: hava appeared 1 time(s) in README.md before replacement.
• static validation: hava absent and have present in README.md after patch.
• static validation: Windwos appeared 1 time(s) in README.md before replacement.
• static validation: Windwos absent and Windows present in README.md after patch.
• static validation: Complie from source appeared 1 time(s) in README.md before replacement.
• static validation: Complie from source absent and Compile from source present in README.md after patch.
• static validation: 1. checkout develop branch appeared 1 time(s) in README.md before replacement.
• static validation: 1. checkout develop branch absent and 1. check out develop branch present in README.md after patch.
• static validation: aviable appeared 1 time(s) in README.md before replacement.
• static validation: aviable absent and available present in README.md after patch.
• Not run: runtime test suite, because this is a documentation-only fix.