Add code example links to individual method documentation in API refs guide

[S-Saranya1]

Add code examples near the individual method documentation in Java SDK API Refs guide

Motivation and Context

Enhance the Java SDK API Refs documentation to include code examples.

Modifications

• Added createLinkToCodeExample method to DocumentationUtils.java to generate code example links from example-meta.json

• Updated OperationDocProvider.java which is in codegen and responsible for generating Javadoc documentation for individual operation methods to include "Code Example" links in method @see sections, appearing after AWS API Documentation links

Testing

• Ran the inject_examples.py script locally
• Generated javadoc documentation for test services
• Opened the package-summary.html files in browser and verified code examples sections are properly displayed
• Confirmed examples are organized by categories and links work correctly

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)

Checklist

• I have read the CONTRIBUTING document
• Local run of mvn install succeeds
• My code follows the code style of this project
• My change requires a change to the Javadoc documentation
• I have updated the Javadoc documentation accordingly
• I have added tests to cover my changes
• All new and existing tests passed
• I have added a changelog entry. Adding a new entry must be accomplished by running the scripts/new-change script and following the instructions. Commit the new file created by the script in .changes/next-release with your changes.
• My change is to implement 1.11 parity feature and I have updated LaunchChangelog

License

• I confirm that this pull request can be released under the Apache 2 license

[sonarqubecloud]

Quality Gate passed

Issues
7 New issues
0 Accepted issues

Measures
0 Security Hotspots
85.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud