ci(gh-actions/nix-packages-update): Ignore packages which currently c… #892

Job	Run time
lint / lint	7s
ci / Generate Matrix of Matrices	5s
ci / post-initial-comment	1s
ci / Generate Matrix	1m 11s
ci / Merge matrices	10s
ci / ${{ matrix.name }} \| ${{ matrix.system }}	0s
ci / Final Results	8s
	1m 42s

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