[roll] Roll fuchsia [netstack3] Clear GMPv2 state on mode change

Any missing retransmissions of group leave must be abandoned during a
mode change, so we also clear out the extra state.

Original-Bug: 42071006
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1171474
Original-Revision: 2d60a670df9160a271971f037dedd7c46e0c034b
GitOrigin-RevId: f4ec220d1a54380e8fa8929a9d2097b5ed6f7d69
Change-Id: I4063dfa1b8ee7cc3d3391e6f8940dd2305360231

Author: Bruno Dal Bo

stem

@@ -11,7 +11,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="22a9303a0a37ef9e77fe3394100251a87c9d3145"/>
+             revision="2d60a670df9160a271971f037dedd7c46e0c034b"/>
   </projects>
   <hooks>
     <hook name="install-environment"