68532 [devicelab] reland: reduce iterations of startup test, use application binary (cla: yes, team)

68538 remove –machine flag (team)

68539 [devicelab] remove commands test (cla: yes, team)

68541 [devicelab] Upload git branch (cla: yes, team, waiting for tree to go green)

68548 [devicelab] uninstall during memory test (cla: yes, team)

68553 [gen-l10n] Fix untranslated messages (a: internationalization, cla: yes, team, tool, waiting for tree to go green)

68569 update packages (cla: yes, team)

68611 add sdk constraints where missing to prepare for nnbd flag flip (cla: yes, team, waiting for tree to go green)