Update link in docs lint script

scripts/lint-doc.sh

@@ -30,7 +30,6 @@ if ! scripts/lint-docs-metadata.sh
 then
   # shellcheck disable=2059
   printf "${COLOR_RED}ERROR: These documentation pages need front matter!${COLOR_RESET}"
-  printf " See https://docs.gitlab.com/ee/development/documentation/index.html#stage-and-group-metadata for how to add it.\n" >&2
   ((ERRORCODE++))
 fi
 

scripts/lint-docs-metadata.sh

@@ -66,7 +66,7 @@ fi
 
 if [ "$FAILING_FILES" -gt 0 ]; then
   # shellcheck disable=SC2059
-  printf "\n${COLOR_RED}ERROR: Documentation metadata is missing in ${FAILING_FILES} of ${TOTAL_FILES} documentation files.${COLOR_RESET} For more information, see https://docs.gitlab.com/ee/development/documentation/#metadata.\n" >&2
+  printf "\n${COLOR_RED}ERROR: Documentation metadata is missing in ${FAILING_FILES} of ${TOTAL_FILES} documentation files.${COLOR_RESET} For more information, see https://docs.gitlab.com/ee/development/documentation/metadata.html.\n" >&2
   exit 1
 else
   # shellcheck disable=SC2059