Makefile: Add /usr/lib/locale to target-purgelocales

Some packages install locales to /usr/lib/locale.
Parse and purge unneeded ones there too.

Signed-off-by: Valentine Barshak <gvaxon@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

Makefile

@@ -564,7 +564,7 @@ target-purgelocales:
 	rm -f $(LOCALE_WHITELIST)
 	for i in $(LOCALE_NOPURGE); do echo $$i >> $(LOCALE_WHITELIST); done
 
-	for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/man /usr/share/man)); \
+	for dir in $(wildcard $(addprefix $(TARGET_DIR),/usr/share/locale /usr/share/X11/locale /usr/man /usr/share/man /usr/lib/locale)); \
 	do \
 		for lang in $$(cd $$dir; ls .|grep -v man); \
 		do \