Add taint to user and worker nodes #5054

Job	Run time
Test Nebari Provider (aws, none)	1m 29s
Test Nebari Provider (aws, github-actions)	1m 36s
Test Nebari Provider (aws, gitlab-ci)	1m 28s
Test Nebari Provider (azure, none)	1m 36s
Test Nebari Provider (azure, github-actions)	1m 19s
Test Nebari Provider (azure, gitlab-ci)	2m 27s
Test Nebari Provider (gcp, none)	1m 23s
Test Nebari Provider (gcp, github-actions)	1m 2s
Test Nebari Provider (gcp, gitlab-ci)	1m 41s
Test Nebari Provider (local, none)	2m 7s
Test Nebari Provider (local, github-actions)	2m 22s
Test Nebari Provider (local, gitlab-ci)	2m 19s
Test Nebari Provider (existing, none)	1m 9s
Test Nebari Provider (existing, github-actions)	1m 33s
Test Nebari Provider (existing, gitlab-ci)	1m 27s
	24m 58s

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