Tests: Extend CMakeOnly.CheckLanguage to cover ASM

Tests/CMakeOnly/CheckLanguage/CMakeLists.txt

@@ -13,7 +13,7 @@ endif()
 unset(expect_Fortran)
 set(expect_NoSuchLanguage 0)
 
-set(LANGUAGES C CXX Fortran CUDA HIP NoSuchLanguage)
+set(LANGUAGES C CXX Fortran CUDA HIP ASM NoSuchLanguage)
 if(APPLE)
   list(APPEND LANGUAGES OBJC OBJCXX)
 endif()