Bump dart-lang/native deps (#135905)

Bump dart-lang/native deps.

* https://github.com/dart-lang/native/issues/142

packages/flutter_tools/pubspec.yaml

@@ -52,8 +52,8 @@ dependencies:
 
   cli_config: 0.1.2
   graphs: 2.3.1
-  native_assets_builder: 0.2.3
-  native_assets_cli: 0.2.0
+  native_assets_builder: 0.3.0
+  native_assets_cli: 0.3.0
 
   # We depend on very specific internal implementation details of the
   # 'test' package, which change between versions, so when upgrading
@@ -112,4 +112,4 @@ dartdoc:
   # Exclude this package from the hosted API docs.
   nodoc: true
 
-# PUBSPEC CHECKSUM: 5c7e
+# PUBSPEC CHECKSUM: 177d

packages/flutter_tools/templates/package_ffi/pubspec.yaml.tmpl

@@ -9,8 +9,8 @@ environment:
 dependencies:
   cli_config: ^0.1.1
   logging: ^1.1.1
-  native_assets_cli: ^0.2.0
-  native_toolchain_c: ^0.2.3
+  native_assets_cli: ^0.3.0
+  native_toolchain_c: ^0.3.0
 
 dev_dependencies:
   ffi: ^2.0.2