Fix Jenkins coverage plugin syntax: use recordCoverage instead of lcovAdapter

- Jenkins Coverage Plugin 4.x+ uses recordCoverage method
- Replaced deprecated publishCoverage with lcovAdapter syntax
- New syntax: recordCoverage tools: [[parser: 'LCOV', pattern: '...']]

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Entire-Checkpoint: 02bccf38a4ee

Jenkinsfile

@@ -137,8 +137,8 @@ pipeline {
           }
           post {
             always {
-              publishCoverage adapters: [lcovAdapter(mergeToOneReport: true, reportFile: 'coverage/lcov.info')],
-                            sourceFileResolver: sourceFiles('STORE_LAST_BUILD')
+              recordCoverage tools: [[parser: 'LCOV', pattern: 'coverage/lcov.info']],
+                             sourceCodeRetention: 'LAST_BUILD'
             }
           }
         }