Rename sync_consent_interactive_ui_test.cc to _browsertest.cc

It runs in the browser_tests suite, so it should be named browsertest.

Bug: none
Change-Id: I795699ff791031218f4e63b1ab63fa6c13987517
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1913121
Auto-Submit: James Cook <jamescook@chromium.org>
Reviewed-by: Toni Baržić <tbarzic@chromium.org>
Commit-Queue: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#715007}

chrome/test/BUILD.gn

@@ -2189,6 +2189,7 @@ if (!is_android) {
         "../browser/chromeos/login/screens/recommend_apps/scoped_test_recommend_apps_fetcher_factory.h",
         "../browser/chromeos/login/screens/recommend_apps_screen_browsertest.cc",
         "../browser/chromeos/login/screens/supervision_transition_screen_browsertest.cc",
+        "../browser/chromeos/login/screens/sync_consent_browsertest.cc",
         "../browser/chromeos/login/screens/update_required_screen_browsertest.cc",
         "../browser/chromeos/login/screens/update_screen_browsertest.cc",
         "../browser/chromeos/login/screens/user_selection_screen_browsertest.cc",
@@ -2197,7 +2198,6 @@ if (!is_android) {
         "../browser/chromeos/login/session_login_browsertest.cc",
         "../browser/chromeos/login/signin/device_id_browsertest.cc",
         "../browser/chromeos/login/signin/oauth2_browsertest.cc",
-        "../browser/chromeos/login/sync_consent_interactive_ui_test.cc",
         "../browser/chromeos/login/test/active_directory_login_mixin.cc",
         "../browser/chromeos/login/test/active_directory_login_mixin.h",
         "../browser/chromeos/login/test/device_state_mixin.cc",