88851 Migrate ios_deploy to null safety (tool, cla: yes, waiting for tree to go green, a: null-safety)

88920 Migrate fuchsia sdk and dependencies to null safety (tool, cla: yes, waiting for tree to go green, a: null-safety)

88923 Changed tool cached properties to late finals (tool, cla: yes, waiting for tree to go green, a: null-safety)

88934 Clean up null assumptions in devfs to prep for null safety migration (tool, cla: yes, waiting for tree to go green, a: null-safety)

89009 Clean up null assumptions in vmservice for null safe migration (tool, cla: yes, waiting for tree to go green, a: null-safety)