refactor: fix more esm imports (#13246)

lib/manager/batect/extract.ts

lib/manager/gradle/deep/gradle-updates-report.spec.ts

lib/manager/gradle/shallow/extract.ts

lib/manager/gradle/shallow/parser.ts

lib/manager/nuget/extract.spec.ts

lib/manager/nuget/util.ts

lib/util/cache/package/file.ts

lib/util/git/index.ts

lib/workers/pr/changelog/release-notes.ts