feat: extend community label for CODEOWNERS, etc

Changes:
- Extend the community label for CODEOWNER files and update test suite.
- Extend tooling label for JSON files and update test suite for the same.
- Fix errors in tsconfig.json by forcing consistent casting in file names.
- Update index.js dist using
pm run build for Node 20.
- Revert typescript bump (back to 4.9.5) since jest has only been tested till >5.0.0 version.
- Add gitattributes file to set EOL (end of line) to LF.

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf