HIVE-28265: Increase TestAsyncPbRpcProxy timeout for Mockito inline on CI

Mockito inline + ByteBuddy class retransform can exceed 5s on busy
Jenkins agents; use 60s test timeout to avoid flaky failures.

Made-with: Cursor

Author: ashniku

llap-client/src/test/org/apache/hadoop/hive/llap/TestAsyncPbRpcProxy.java

@@ -32,7 +32,10 @@
 
 public class TestAsyncPbRpcProxy {
 
-  @Test (timeout = 5000)
+  /** Mockito inline + first-time ByteBuddy retransform can exceed 5s on loaded CI agents. */
+  private static final int TIMEOUT_MS = 60_000;
+
+  @Test(timeout = TIMEOUT_MS)
   public void testMultipleNodes() throws Exception {
     RequestManagerForTest requestManager = new RequestManagerForTest(1);
 
@@ -62,7 +65,7 @@ public void testMultipleNodes() throws Exception {
   }
 
   @org.junit.Ignore("HIVE-26089")
-  @Test(timeout = 5000)
+  @Test(timeout = TIMEOUT_MS)
   public void testSingleInvocationPerNode() throws Exception {
     RequestManagerForTest requestManager = new RequestManagerForTest(1);