chore(deps): bump cachix/install-nix-action from V28 to 29 #1747

Job	Run time
Code quality	27s
Mutation testing	1m 29s
Tests on PHP 8.1	18s
Tests on PHP 8.1 --prefer-lowest --prefer-stable	39s
Backward Compatible Changes	4s
Dependencies state	35s
Tests on PHP 8.2	28s
Tests on PHP 8.2 --prefer-lowest --prefer-stable	20s
Integration tests on PHP 8.1	55s
Tests on PHP 8.3	19s
Working Nix Shell	1m 10s
Integration tests on PHP 8.2	1m 5s
Tests on PHP 8.3 --prefer-lowest --prefer-stable	19s
Integration tests on PHP 8.3	55s
	9m 3s

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