Update package version hint
What does this MR do and why?
The mentioned restriction about the package version seems to be outdated. Versions like 1.2.3rc4 works fine.
See https://docs.gitlab.com/ee/user/packages/generic_packages/#publish-a-package-file
Screenshot 2023-07-19 at 11.44.13
Checklist
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I added tests  - 
Green pipeline  - 
Assign to reviewer  
Edited  by Max Winterstein