Update cachix/install-nix-action action to v24

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
cachix/install-nix-action	action	major	v23 -> v24

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Release Notes

cachix/install-nix-action (cachix/install-nix-action)

### [`v24`](https://togithub.com/cachix/install-nix-action/releases/tag/v24): install-nix-action-v24 [Compare Source](https://togithub.com/cachix/install-nix-action/compare/v23...v24) - Nix 2.19.1 - enables KVM on linux - set `TMPDIR` to avoid potential disk space issues - don't use the default GitHub token for Enterprise

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