docs(cpt): add tags and category (#3880)

Author: nerda-codes

tutorials/monitor-gpu-instance-cockpit/index.mdx

@@ -5,6 +5,9 @@ meta:
 content:
   h1: Monitor GPU Instances using Cockpit and the NVIDIA Data Center GPU Manager (DCGM) Exporter
   paragraph: This page explains how to visualize metrics and logs from GPU Instances using Cockpit and the NVIDIA Data Center GPU Manager (DCGM) Exporter
+tags: cockpit monitor grafana-alloy monitoring nvidia gpu-instance
+categories:
+  - cockpit
 dates:
   validation: 2024-10-21
   posted: 2024-10-21
@@ -211,4 +214,4 @@ If you encounter any issues, make sure that you meet all the requirements listed
 You can run `docker -v` in your terminal to check your docker version. You should see an output similar to the following:
     ```
     Docker version 24.0.6, build ed223bc820
-    ```
+    ```