Updated README.md

[sho6000]

What type of PR is this?

/kind documentation

What this PR does / why we need it:

• The README.md file introduces TARS, supported platforms, and important links.
• It would be easy for others developers to add more technical analysis links to this document.

Which issue(s) this PR fixes: Fixes https://github.com/sodafoundation/architecture-analysis/issues/236 Fixes #236

Test Report Added?:

/kind NOT-TESTED

Test Report: Special notes for your reviewer: