Bump docker/setup-buildx-action from 3.3.0 to 3.5.0 #62

Job	Run time
shellcheck	7s
Run tests (gantry_cleanup_images_spec.sh)	1m 59s
Run tests (gantry_common_options_spec.sh)	1m 38s
Run tests (gantry_filters_spec.sh)	1m 12s
Run tests (gantry_login_spec.sh)	1m 51s
Run tests (gantry_manifest_spec.sh)	1m 38s
Run tests (gantry_notify_spec.sh)	1m 33s
Run tests (gantry_parallel_spec.sh)	1m 57s
Run tests (gantry_rollback_spec.sh)	1m 11s
Run tests (gantry_service_multiple_spec.sh)	1m 35s
Run tests (gantry_service_no_running_tasks_spec.sh)	1m 50s
Run tests (gantry_service_single_spec.sh)	1m 21s
Run tests (gantry_update_options_spec.sh)	1m 45s
	19m 37s

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