Gitlab CE - Link to upgrade path from help page

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

Skapare
PotatoesMaster
Dagliga installationer
0
Totala installationer
1
Betyg
0 0 0
Version
1.0
Skapad
2025-03-13
Uppdaterad
2025-03-13
Size
980 Bytes
Licens
WTFPL
Gäller för

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).