fix(js): execute postCompilationCallback in compileTypeScriptFiles in watch mode (#9254)

Execute the postCompilationCallback regardless of the watch option value

ISSUES CLOSED: #9253

Co-authored-by: Hannes Schmid <hannes.schmid@solunio.com>

packages/js/src/utils/typescript/compile-typescript-files.ts

@@ -54,6 +54,7 @@ export async function* compileTypeScriptFiles(
       if (normalizedOptions.watch) {
         compileTypeScriptWatcher(tscOptions, async (d: Diagnostic) => {
           if (d.code === 6194) {
+            await postCompilationCallback();
             next(getResult(true));
           }
         });