[UR] Update tag to 5f4a5a2 for oneapi-src/unified-runtime#2334.

Author: martygrant

sycl/cmake/modules/FetchUnifiedRuntime.cmake

@@ -116,7 +116,7 @@ if(SYCL_UR_USE_FETCH_CONTENT)
       CACHE PATH "Path to external '${name}' adapter source dir" FORCE)
   endfunction()
 
-  set(UNIFIED_RUNTIME_REPO "https://github.com/winstonzhang-intel/unified-runtime.git")
+  set(UNIFIED_RUNTIME_REPO "https://github.com/oneapi-src/unified-runtime.git")
   include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules/UnifiedRuntimeTag.cmake)
 
   set(UMF_BUILD_EXAMPLES OFF CACHE INTERNAL "EXAMPLES")

sycl/cmake/modules/UnifiedRuntimeTag.cmake

@@ -1,7 +1,7 @@
-# commit bd39fbe70f22d8141481ab8debf49004b0afdca0
-# Merge: b23a973 dc3ca71
+# commit 5f4a5a27e8192ee41ce21c8fb140d770c779af78
+# Merge: 4111306dc9d2 039cf144f535
 # Author: Martin Grant <[email protected]>
-# Date:   Thu Dec 5 09:12:06 2024 +0000
-#     Merge pull request #2361 from nrspruit/l0_external_semaphore
-#     [L0] Add Support for External Semaphores
-set(UNIFIED_RUNTIME_TAG bd39fbe70f22d8141481ab8debf49004b0afdca0)
+# Date:   Thu Dec 5 10:49:58 2024 +0000
+#     Merge pull request #2334 from winstonzhang-intel/interrupt-based
+#     [L0] Interrupt-based event implementation
+set(UNIFIED_RUNTIME_TAG 5f4a5a27e8192ee41ce21c8fb140d770c779af78)