Never strip executable

Patch by Michael Mair-Keimberger

--- ncp-1.2.4/GNUmakefile	2005-05-13 19:17:17.000000000 +0200
+++ ncp-1.2.4-ng/GNUmakefile	2020-09-04 20:08:50.399902892 +0200
@@ -53,9 +53,6 @@
 
 ncp: ncp.o libsocket
 	$(CC) $< -o $@ -I. $(CFLAGS) $(LDFLAGS) $(LDLIBS) `cat libsocket`
-ifeq ($(DEBUG),)
-	strip -R .note -R .comment ncp || strip ncp
-endif
 
 install:
 	install -d $(PREFIX)/bin $(PREFIX)/man/man1