fix: install master project generated header files

Header files (such as version.h), generated by the master project,
were not installed when the project is. They are now installed, similar
to the regular include files, as part of the `dev` component in
`ASAP_INSTALL_INCLUDE`.

cmake/AsapInstall.cmake

@@ -85,6 +85,12 @@ if(${META_PROJECT_ID}_INSTALL)
     DESTINATION ${ASAP_INSTALL_MISC}
     COMPONENT ${meta})
 
+  # Install generated header files
+  install(
+    DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/${META_PROJECT_NAME}
+    DESTINATION ${ASAP_INSTALL_INCLUDE}
+    COMPONENT ${dev})
+
   # Install master docs
   string(MAKE_C_IDENTIFIER ${META_PROJECT_NAME} project_id)
   string(TOLOWER ${project_id} project_id)