fix: window.location.href changed to its origin (#1234)

Co-authored-by: Amy Sorto <[email protected]>

Author: shayan-ghzl

material.angular.io/material.angular.io/src/app/shared/version-picker/version-picker.ts

@@ -36,7 +36,7 @@ export class VersionPicker {
    * @param version data for use in navigating to the version's path
    */
   onVersionChanged(version: VersionInfo) {
-    if (!version.url.startsWith(window.location.href)) {
+    if (!version.url.startsWith(window.location.origin)) {
       window.location.assign(
         window.location.pathname ?
         (version.url + window.location.pathname + window.location.hash)