HIP: Limit compiler id candidates to those supporting HIP

Currently we only support using Clang for HIP.

Issue: #25143

Modules/CMakeCompilerIdDetection.cmake

@@ -102,6 +102,10 @@ function(compiler_id_detection outvar lang)
       set(ordered_compilers NVIDIA Clang)
     endif()
 
+    if("x${lang}" STREQUAL "xHIP")
+      set(ordered_compilers Clang)
+    endif()
+
     if(CID_ID_DEFINE)
       foreach(Id ${ordered_compilers})
         string(APPEND CMAKE_${lang}_COMPILER_ID_CONTENT "# define ${CID_PREFIX}COMPILER_IS_${Id} 0\n")