Adding note module names.

src/fprime/cookiecutter_templates/cookiecutter-fprime-component/{{cookiecutter.component_name}}/CMakeLists.txt

@@ -17,9 +17,14 @@ set(SOURCE_FILES
 
 # Uncomment and add any modules that this component depends on, else
 # they might not be available when cmake tries to build this component.
-
+#
+# Module names are derived from the path from the nearest project/library/framework
+# root when not specifically overridden by the developer. i.e. The module defined by
+# `Ref/SignalGen/CMakeLists.txt` will be named `Ref_SignalGen`.  `Ref/SignalGen`
+# is an acceptable alternative and will be internally converted to `Ref_SignalGen`.
+#
 # set(MOD_DEPS
-#   MyOtherModule
+#   MyPackage_MyOtherModule
 # )
 
 register_fprime_module()