[Windows:Plugins] Fixes the usage of normalizePath across node and …

…browser

Signed-off-by: Miki <[email protected]>

src/plugins/url_forwarding/public/forward_app/normalize_path.ts

@@ -28,11 +28,13 @@
  * under the License.
  */
 
-import { normalize } from 'path';
+import { normalize, posix } from 'path';
 
 export function normalizePath(path: string) {
+  // `normalize` in path-browserify is an implementation of `posix.normalize`
+  const normalizeFunc = posix?.normalize || normalize;
   // resolve ../ within the path
-  const normalizedPath = normalize(path);
+  const normalizedPath = normalizeFunc(path);
   // strip any leading slashes and dots and replace with single leading slash
   return normalizedPath.replace(/(\.?\.?\/?)*/, '/');
 }