55594 [flutter_tools] enable flutter upgrade to support force pushed branches (cla: yes, tool, waiting for tree to go green)

55602 [flutter_tools] fix version tag v stripping and support old “dev” and new “pre” tags (cla: yes, tool, waiting for tree to go green)

55605 [flutter_tools] detect ipv6 in fuchsia server url (cla: yes, tool)

55614 [flutter tools] Move _informUserOfCrash into crash_reporting.dart (cla: yes, tool, waiting for tree to go green)

55617 [flutter_tools] remove trailing eth info from fuchsia package server (cla: yes, tool)

55664 [flutter_tools] fix pm serve ipv6 linklocal addr issue (cla: yes, tool, waiting for tree to go green)