File remove_external_includes of Package tmon

Index: tmon-1.0.gb61442df748f06e9/Makefile
===================================================================
--- tmon-1.0.gb61442df748f06e9.orig/Makefile
+++ tmon-1.0.gb61442df748f06e9/Makefile
@@ -1,6 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0
-# We need this for the "cc-option" macro.
-include ../../build/Build.include
 
 VERSION = 1.0