Remove UseTufAutoupdater flag; always use new autoupdater #4555

Job	Run time
launcher (ubuntu-20.04)	6m 58s
package_builder (ubuntu-20.04)	1m 6s
launcher (macos-12)	10m 21s
package_builder (macos-12)	1m 53s
launcher (windows-latest)	10m 53s
package_builder (windows-latest)	3m 15s
Version Baseline	4s
Exec Test (ubuntu-20.04)	9s
Exec Test (ubuntu-22.04)	8s
Exec Test (macos-11)	13s
Exec Test (macos-12)	18s
Exec Test (macos-13)	21s
Exec Test (windows-2019)	28s
Exec Test (windows-2022)	13s
Store Artifacts (linux)	18s
Store Artifacts (macos)	31s
ci_mergeable	1s
Store Artifacts (windows)	13s
	37m 23s

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