fix(vpc): troubleshooting fix

Author: RoRoJ

pages/vpc/troubleshooting/private-dns-dhcp-not-working.mdx

@@ -6,6 +6,7 @@ content:
   h1: Private DNS and/or DHCP are not working
   paragraph: This page helps you troubleshoot problems when Private DNS and/or DHCP are not working
 tags: resource instance private-network vpc private-DNS DNS
+dates:
   validation: 2025-02-04
   posted: 2023-07-13
 categories: