move DEV_DLL_PROXY module doc to internal module doc
@@ -1599,7 +1599,7 @@ module DLL: DLL_UNIT {
DLL_PROXY_CMD_MF=$GENERATE_MF && $COPY_CMD $AUTO_INPUT $TARGET
-### @usage: DEV_DLL_PROXY() # deprecated
+### @usage: DEV_DLL_PROXY() # internal
###
### The use of this module is strictly prohibited!!!
### This is a temporary and project-specific solution.
