Fix StoresRoutesTest to pass StoreRequestHandler to constructor

The getRepushInfo route uses storeRequestHandler from the class field,
so tests need to pass the mocked handler to the StoresRoutes constructor.
Fixed both testGetRepushInfo and testGetRepushInfoWithoutFabric tests.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: pthirun

services/venice-controller/src/test/java/com/linkedin/venice/controller/server/StoresRoutesTest.java

@@ -704,7 +704,8 @@ public void testGetRepushInfo() throws Exception {
     doReturn(queryMap).when(queryParamsMap).toMap();
     doReturn(queryParamsMap).when(request).queryMap();
 
-    Route route = new StoresRoutes(false, Optional.empty(), pubSubTopicRepository).getRepushInfo(mockAdmin);
+    Route route =
+        new StoresRoutes(false, Optional.empty(), pubSubTopicRepository, mockRequestHandler).getRepushInfo(mockAdmin);
 
     // Create a real Version for admin.getRepushInfo() call to avoid Jackson serialization issues
     Version version = new VersionImpl(TEST_STORE_NAME, 1, "test-push-job", 10);
@@ -755,7 +756,8 @@ public void testGetRepushInfoWithoutFabric() throws Exception {
     doReturn(queryMap).when(queryParamsMap).toMap();
     doReturn(queryParamsMap).when(request).queryMap();
 
-    Route route = new StoresRoutes(false, Optional.empty(), pubSubTopicRepository).getRepushInfo(mockAdmin);
+    Route route =
+        new StoresRoutes(false, Optional.empty(), pubSubTopicRepository, mockRequestHandler).getRepushInfo(mockAdmin);
 
     RepushInfo mockRepushInfo = RepushInfo.createRepushInfo(null, "another.kafka:9092", null, null);