71950 [flutter_tool] Fix crash in update-packages (cla: yes, tool)

71951 Revert “Move embedding and linking macOS Flutter frameworks into the tool” (cla: yes, team, tool)

71962 [flutter_tools] update message for flutter create -t plugin when no --platforms specified (cla: yes, tool, waiting for tree to go green)

71964 Ensure apps can build while using AGP 3.3.0 (cla: yes, t: gradle, team, tool, waiting for tree to go green)

71965 Reland Move embedding and linking macOS Flutter frameworks into the tool (cla: yes, platform-mac, team, tool)

71981 Test generated_plugin_registrant analysis & suppress long lines in web plugin registrant (cla: yes, tool, waiting for tree to go green)