There's a merged pull request on the void-packages repository

sway:  fix custom user keymaps.
https://github.com/void-linux/void-packages/pull/41358

Description:
Setting these capabilities on the Sway binary breaks loading custom keymaps in user directories.

Relevant:
- https://github.com/swaywm/sway/pull/7326 (this commit can be reverted when this PR is merged in a future Sway release)
- https://github.com/xkbcommon/libxkbcommon/pull/312

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