[Flang][Utils] Fix BUILD_SHARED_LIBS build (#157828)

Required for `BUILD_SHARED_LIBS=ON` builds with optimizations disabled
for the new FortranUtils library.

Also see #150027 #155422

Author: Meinersbur

flang/lib/Utils/CMakeLists.txt

@@ -17,6 +17,8 @@ add_flang_library(FortranUtils
   LINK_LIBS
   FIRDialect
   FIRBuilder
+  FortranEvaluate
+  FortranSupport
   HLFIRDialect
 
   MLIR_LIBS