Qt6 migration fixes: RTI DDS alias targets, ErrorMessage namespace, DDS header include path

qt6-after/qt6-migrated-legatus/build-rti-off-notests/CMakeFiles/ContinuousTest.dir/DependInfo.cmake

@@ -0,0 +1,22 @@
+
+# Consider dependencies only in project.
+set(CMAKE_DEPENDS_IN_PROJECT_ONLY OFF)
+
+# The set of languages for which implicit dependencies are needed:
+set(CMAKE_DEPENDS_LANGUAGES
+  )
+
+# The set of dependency files which are needed:
+set(CMAKE_DEPENDS_DEPENDENCY_FILES
+  )
+
+# Targets to which this target links which contain Fortran sources.
+set(CMAKE_Fortran_TARGET_LINKED_INFO_FILES
+  )
+
+# Targets to which this target links which contain Fortran sources.
+set(CMAKE_Fortran_TARGET_FORWARD_LINKED_INFO_FILES
+  )
+
+# Fortran module output directory.
+set(CMAKE_Fortran_TARGET_MODULE_DIR "")