perl: remove documentation in target tree

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

Makefile

@@ -577,6 +577,7 @@ ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY)$(BR2_PACKAGE_PYTHON3_PYC_ONLY),y)
 	find $(TARGET_DIR)/usr/lib/ -name '*.py' -print0 | xargs -0 rm -f
 endif
 	rm -rf $(TARGET_DIR)/usr/lib/luarocks
+	rm -rf $(TARGET_DIR)/usr/lib/perl5/$(PERL_VERSION)/pod
 	rm -rf $(TARGET_DIR)/usr/lib/perl5/$(PERL_VERSION)/$(PERL_ARCHNAME)/CORE
 	find $(TARGET_DIR)/usr/lib/perl5/ -name '*.bs' -print0 | xargs -0 rm -f
 	find $(TARGET_DIR)/usr/lib/perl5/ -name '.packlist' -print0 | xargs -0 rm -f