Revert build base update (#3029) #13949

Job	Run time
towncrier_check	7s
changed_files	6s
check_if_release_branch	1s
build mirrord CLI	54s
test_agent	3m 19s
lint	3m 40s
test_agent_image	6m 15s
check-rust-docs	1m 2s
macos_tests	25m 58s
integration_tests	11m 37s
test_cli_image	7m 35s
lint_markdown	0s
e2e (docker)	12m 31s
e2e (containerd)	11m 27s
intellij_e2e_on_release_branch / intellij-e2e	9m 38s
vscode_e2e_on_release_branch / vscode-e2e	4m 34s
ci	1s
	1h 38m 45s

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