Roll Packages from 42bb347 to 98580c6 (5 revisions) (flutter#174943)

flutter/packages@42bb347...98580c6

2025-09-04 [email protected] [mustache_template] Initial import
(flutter/packages#9944)
2025-09-04 [email protected]
[google_maps_flutter_web] Omit styles when cloudMapId is set
(flutter/packages#9869)
2025-09-03 [email protected] [go_router_builder] Fix unnecessary
whitespace in generated `RelativeGoRouteData` (flutter/packages#9875)
2025-09-03 [email protected] [google_maps_flutter_web] Stop
listening to map events when disposed (flutter/packages#9250)
2025-09-03 [email protected] [flutter_svg] loader buffer fix
(flutter/packages#9898)

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Author: engine-flutter-autoroll

bin/internal/flutter_packages.version

@@ -1 +1 @@
-42bb347061030f5c69c681044e4be4f367751e4b
+98580c6c82fc78d410faabfd39a97a042f39ed35