[1.8.x] Remove types.bal generation from low level service

[lnash94]

Purpose

Reference PR: #1581
Related issue: https://github.com/wso2-enterprise/internal-support-ballerina/issues/528

Automation tests

• Unit tests

  Code coverage information

• Integration tests

  Details about the test cases and coverage

Security checks

• Followed secure coding standards in http://wso2.com/technical-reports/wso2-secure-engineering-guidelines? yes/no
• Ran FindSecurityBugs plugin and verified report? yes/no
• Confirmed that this PR doesn't commit any keys, passwords, tokens, usernames, or other secrets? yes/no

Samples

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

Related PRs

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Migrations (if applicable)

Describe migration steps and platforms on which migration has been tested

Test environment

List all JDK versions, operating systems, databases, and browser/versions on which this feature/fix was tested

Learning

Describe the research phase and any blog posts, patterns, libraries, or add-ons you used to solve the problem.

[sonarqubecloud]

Quality Gate passed

The SonarCloud Quality Gate passed, but some issues were introduced.

1 New issue
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (8ce672c) 79.74% compared to head (0495027) 79.84%.
Report is 11 commits behind head on 1.8.x.

Files	Patch %	Lines
...java/io/ballerina/openapi/core/GeneratorUtils.java	88.88%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##              1.8.x    #1586      +/-   ##
============================================
+ Coverage     79.74%   79.84%   +0.09%     
- Complexity     1790     1807      +17     
============================================
  Files           124      124              
  Lines         10111    10154      +43     
  Branches       1680     1688       +8     
============================================
+ Hits           8063     8107      +44     
+ Misses         1461     1458       -3     
- Partials        587      589       +2     

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[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[TharmiganK]

LGTM