Remove lua-releng, luacheck catches those problems

Author: hamishforbes

Makefile

@@ -15,7 +15,6 @@ install: all
 	$(INSTALL) lib/resty/*.lua $(DESTDIR)/$(LUA_LIB_DIR)/resty/
 
 test: all
-	util/lua-releng
 	PATH=$(OPENRESTY_PREFIX)/nginx/sbin:$$PATH TEST_NGINX_NO_SHUFFLE=1 prove -I../test-nginx/lib -r $(TEST_FILE)
 
 coverage: all