[WEB-5459] feat(codemods): add function declaration transformer with tests (#8137)

- Add jscodeshift-based codemod to convert arrow function components to function declarations
- Support React.FC, observer-wrapped, and forwardRef components
- Include comprehensive test suite covering edge cases
- Add npm script to run transformer across codebase
- Target only .tsx files in source directories, excluding node_modules and declaration files

* [WEB-5459] chore: updates after running codemod

---------

Co-authored-by: sriramveeraghanta <veeraghanta.sriram@gmail.com>

apps/space/app/error.tsx

@@ -1,9 +1,8 @@
 "use client";
-
 // ui
 import { Button } from "@plane/propel/button";
 
-const ErrorPage = () => {
+function ErrorPage() {
   const handleRetry = () => {
     window.location.reload();
   };
@@ -42,6 +41,6 @@ const ErrorPage = () => {
       </div>
     </div>
   );
-};
+}
 
 export default ErrorPage;