Fix cmake message about default GPU settings

Author: OliverRietmann

dependencies/FindO2GPU.cmake

@@ -66,6 +66,7 @@ function(set_target_hip_arch target)
     message(STATUS "Using optimized HIP settings for W7900 GPU")
     target_compile_definitions(${target} PUBLIC GPUCA_GPUTYPE_W7900)
   else()
+    message(STATUS "Defaulting optimized HIP settings for VEGA GPU")
     target_compile_definitions(${target} PUBLIC GPUCA_GPUTYPE_VEGA)
   endif()
 endfunction()