docs: add missing contributors to CONTRIBUTORS.md

Adds Brian Anderson (blazerat), Surfoo, nagisml, urs-beeli, The0x4f and
n3oklan, who all have merged PRs but were missing from the list.

Author: AgreeDK

CONTRIBUTORS.md

@@ -18,11 +18,17 @@ Listed alphabetically by first name.
 
 | Name | GitHub | Contribution |
 |------|--------|--------------|
+| Brian Anderson | [@blazerat](https://github.com/blazerat) | Move/copy caches between databases, full screen & popout map |
 | Fabio Sa | [@Fabio-A-Sa](https://github.com/Fabio-A-Sa) | CI/CD pipeline, API improvements, testing coverage, Portuguese translation (`lang/pt.py`) |
 | Hans Blom | [@hansblom](https://github.com/hansblom) | Swedish translation (`lang/se.py`) |
 | Michal Gavlík | — | Czech translation (`lang/cs.py`) |
+| n3oklan | [@n3oklan](https://github.com/n3oklan) | Missing translation strings (cs, fr, da) |
+| nagisml | [@nagisml](https://github.com/nagisml) | GSAK import "last updated" fix, dialog race-condition fix |
 | Pierre Lejeune | [@theyoungstone](https://github.com/theyoungstone) | French translation (`lang/fr.py`) |
+| Surfoo | [@Surfoo](https://github.com/Surfoo) | French translation fixes |
+| The0x4f | [@The0x4f](https://github.com/The0x4f) | SUSE-compatible installation |
 | Tom Donath | [@donathtom](https://github.com/donathtom) | German translation (`lang/de.py`) |
+| urs-beeli | [@urs-beeli](https://github.com/urs-beeli) | Toolbar context-menu translation fix |
 
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