labels: add backport label for automatic browser updates (#402304)

Changed files
+33
.github
+33
.github/labeler-no-sync.yml
···
- any-glob-to-any-file:
- .github/workflows/*
- ci/**/*.*
+
- all:
+
- head-branch:
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# r-ryantm's branches have this prefix.
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- ^auto-update/
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- changed-files:
+
- any-glob-to-any-file:
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# Browser updates should always be backported.
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- pkgs/applications/kde/angelfish.nix
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- pkgs/applications/kde/falkon.nix
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- pkgs/applications/kde/konqueror.nix
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- pkgs/applications/networking/browsers/**/*
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- pkgs/by-name/br/brave/**/*
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# Added in December 2024, uncomment for 25.05
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# - pkgs/by-name/ca/catalyst-browser/**/*
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- pkgs/by-name/ch/chawan/**/*
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- pkgs/by-name/di/dillo-plus/**/*
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- pkgs/by-name/di/dillo/**/*
+
- pkgs/by-name/ed/edbrowse/**/*
+
- pkgs/by-name/ep/epiphany/**/*
+
- pkgs/by-name/go/google-chrome/**/*
+
- pkgs/by-name/ly/lynx/**/*
+
- pkgs/by-name/mi/microsoft-edge/**/*
+
- pkgs/by-name/mi/midori-unwrapped/**/*
+
- pkgs/by-name/mu/mullvad-browser/**/*
+
- pkgs/by-name/op/opera/**/*
+
- pkgs/by-name/to/tor-browser/**/*
+
- pkgs/by-name/vi/vimb-unwrapped/**/*
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- pkgs/by-name/w3/w3m/**/*
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- pkgs/desktops/lomiri/applications/morph-browser/**/*
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- pkgs/development/libraries/webkitgtk/**/*
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- pkgs/kde/gear/angelfish/**/*
+
- pkgs/kde/gear/falkon/**/*
+
- pkgs/kde/gear/konqueror/**/*
"6.topic: policy discussion":
- any: