fix: issue template guide (#11254)

* Add guide content issue template

* remove empty line

* fix: typo

* chore: add guide as issue template code owners

* chore: add core as additional template code owners

---------

Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

Author: almostSouji

.github/CODEOWNERS

@@ -6,6 +6,8 @@
 package.json @discordjs/core
 pnpm-lock.yaml @discordjs/core
 
+/.github/ISSUE_TEMPLATE/ @discordjs/guide @discordjs/core
+
 /apps/guide/ @discordjs/website @discordjs/guide
 /apps/guide/content/ @discordjs/guide
 /apps/website/ @discordjs/website

.github/ISSUE_TEMPLATE/04-guide.yml

@@ -15,7 +15,7 @@ body:
         - Requesting new content
         - Changing existing content
         - Correcting wrong information
-    validation:
+    validations:
       required: true
   - type: input
     id: section