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

netsurf: update to 3.11 and update deps.
https://github.com/void-linux/void-packages/pull/48111

Description:
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#### Testing the changes
- I tested the changes in this PR: **YES**

In addition to updating netsurf and its dependencies, changes include:
- http -> https where needed
- libnsutils: fix package description
- libcss: workaround for targets being rebuilt during install phase
- netsurf: remove some unused makedepends

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