Closes #19201: Include TS source with sourcemap (#19202)

netbox/project-static/bundle.js

@@ -9,8 +9,7 @@ const options = {
   outdir: './dist',
   bundle: true,
   minify: true,
-  sourcemap: 'external',
-  sourcesContent: false,
+  sourcemap: 'linked',
   logLevel: 'error',
 };
 

netbox/project-static/dist/netbox.js

@@ -33,3 +33,4 @@ gridstack/dist/gridstack.js:
    * see root license https://github.com/gridstack/gridstack.js/tree/master/LICENSE
    *)
 */
+//# sourceMappingURL=netbox.js.map