50215 [flutter_tools] force page refresh when hot restarting in profile/release mode (cla: yes, tool, waiting for tree to go green)

50223 Retry Gradle command when failing to download a resource (cla: yes, tool, waiting for tree to go green)

50224 [flutter_tools] wire up tree shake fonts to iOS (cla: yes, tool, waiting for tree to go green)

50225 [flutter_tools] remove dependencies checks from gen_snapshot (cla: yes, tool, waiting for tree to go green)

50228 Revert “[flutter_tools] Reland migrate xcode_backend.sh to flutter assemble” (cla: yes, tool)

50229 [flutter_tools] Reland flutter assemble for iOS (cla: yes, tool)