Add flang(-new) as a compiler wrapper

Author: ruifm

source/intercept/CMakeLists.txt

@@ -109,6 +109,8 @@ install(CODE "
         COMMAND ln -sf ../wrapper clang
         COMMAND ln -sf ../wrapper clang++
         COMMAND ln -sf ../wrapper f77
+        COMMAND ln -sf ../wrapper flang
+        COMMAND ln -sf ../wrapper flang-new
         COMMAND ln -sf ../wrapper ftnfe
         COMMAND ln -sf ../wrapper gfortran
         COMMAND ln -sf ../wrapper ifx