fix(@angular-devkit/build-angular): in vite skip SSR middleware for path with extensions

Do not try to SSR a request that has extensions.

Closes #26199

(cherry picked from commit 98a61ff)

Author: alan-agius4

packages/angular_devkit/build_angular/src/builders/dev-server/vite-server.ts

@@ -581,7 +581,13 @@ export async function setupServer(
               next: Connect.NextFunction,
             ) {
               const url = req.originalUrl;
-              if (!url || url.endsWith('.html')) {
+              if (
+                // Skip if path is not defined.
+                !url ||
+                // Skip if path is like a file.
+                // NOTE: We use a regexp to mitigate against matching requests like: /browse/pl.0ef59752c0cd457dbf1391f08cbd936f
+                /^\.[a-z]{2,4}$/i.test(path.extname(url.split('?')[0]))
+              ) {
                 next();
 
                 return;