CB-622: rename bridge_* tools to fleet_* in scripts, e2e tests and config; mount name bridged -> fleetd

scripts/redeploy-bridged.sh

@@ -212,7 +212,7 @@ if [ -n "$OLD_PID" ] && [ "$ASSUME_YES" = 0 ]; then
   echo "   A restart drops every in-flight ticket and rendezvous. A member's report"
   echo "   is NOT recoverable once its ticket is gone."
   echo
-  echo "   Confirm with bridge_list that no members are live, and bridge_poll anything"
+  echo "   Confirm with fleet_list that no members are live, and fleet_poll anything"
   echo "   you still want, BEFORE continuing."
   echo
   read -r -p "   Fleet drained? type yes to restart: " reply
@@ -356,6 +356,6 @@ else
   ok "no ERROR lines since restart"
 fi
 echo
-echo "   Next: call bridge_whoami and confirm it still answers 'primary'. A lead whose tab label"
+echo "   Next: call fleet_whoami and confirm it still answers 'primary'. A lead whose tab label"
 echo "   no longer matches fleet.leaders.*.tab is demoted to worker and refuses orchestration."
 echo