Fix bugs in readme change

[azinneera]

Purpose

Fix bugs in readme changes

Fixes #42981

Check List

• Read the Contributing Guide
• Updated Change Log
• Checked Tooling Support (#)
• Added necessary tests
  • Unit Tests
  • Spec Conformance Tests
  • Integration Tests
  • Ballerina By Example Tests
• Increased Test Coverage
• Added necessary documentation
  • API documentation
  • Module documentation in Module.md files
  • Ballerina By Examples

[gayaldassanayake]

LGTM apart from the indentation issue in L253

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 77.47%. Comparing base (ba7c74d) to head (71633ea).
Report is 34 commits behind head on master.

Files with missing lines	Patch %	Lines
...o/ballerina/projects/internal/ManifestBuilder.java	75.00%	0 Missing and 3 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #43618      +/-   ##
============================================
- Coverage     77.48%   77.47%   -0.02%     
+ Complexity    58519    58514       -5     
============================================
  Files          3434     3434              
  Lines        218713   218720       +7     
  Branches      28918    28923       +5     
============================================
- Hits         169467   169448      -19     
- Misses        39850    39877      +27     
+ Partials       9396     9395       -1     

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