Fixes rti 7.7 codegen invocations

qt6-after/qt6-migrated-legatus/Lts/Services/AudioVideoManagement/CMakeLists.txt

@@ -121,8 +121,10 @@ ENDIF()
 CODEGEN_DATABASE_SQL(SRCS_common ${xml_FILE})
 
 # Generate *.cpp/*.hpp from idl
-RTIDDSGEN(SRCS_common avm_enums.idl)
-RTIDDSGEN(SRCS_common avm.idl)
+IF(BUILD_RTI)
+  RTIDDSGEN(SRCS_common avm_enums.idl)
+  RTIDDSGEN(SRCS_common avm.idl)
+ENDIF()
 
 # Generate avm_dt[s,c]_types.h, avm_ft[s,c]_types.h
 IF(BUILD_RTI)