Gitlab CE - Link to upgrade path from help page

Add a link to the upgrade path tool on Gitlab help page.

نووسەر
PotatoesMaster
Daily installs
0
Total installs
1
Ratings
0 0 0
وەشان
1.0
Created
2025-03-13
Updated
2025-03-13
Size
980 Bytes
مۆڵەت
WTFPL
Applies to

The following is expected to be adapted accordingly to your Gitlab install:
- the @match parameter in script metadata;
- the query parameter for the upgrade path tool (the default is for Docker CE).