Fix inherent type of type desc missing 12.x

[heshanpadmasiri]

Purpose

Add #43883 to 12.x

Related to #43880

Approach

Describe how you are implementing the solutions along with the design details.

Samples

Provide high-level details about the samples related to this feature.

Remarks

List any other known issues, related PRs, TODO items, or any other notes related to the PR.

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.30%. Comparing base (89efabc) to head (1fc6cbb).
Report is 5 commits behind head on 2201.12.x.

Additional details and impacted files

@@               Coverage Diff               @@
##             2201.12.x   #43882      +/-   ##
===============================================
- Coverage        77.30%   77.30%   -0.01%     
+ Complexity       59084    59081       -3     
===============================================
  Files             3539     3539              
  Lines           222304   222305       +1     
  Branches         28827    28827              
===============================================
- Hits            171861   171845      -16     
- Misses           40735    40755      +20     
+ Partials          9708     9705       -3     

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