Reenable example on CI + roll dep (#122)

Author: dcharkes

.github/workflows/dart.yaml

@@ -23,8 +23,7 @@ jobs:
         sdk: [stable, dev]
         package: [native_assets_builder, native_assets_cli, native_toolchain_c]
         # Breaking changes temporarily break the example run on the Dart SDK until native_assets_builder is rolled into the Dart SDK dev build.
-        # TODO(https://github.com/dart-lang/native/issues/116): Set to false.
-        breaking-change: [true]
+        breaking-change: [false]
         exclude:
           # Only run analyze against dev on one host.
           - os: macos

pkgs/native_assets_builder/test/data/native_add/pubspec.yaml

@@ -11,7 +11,7 @@ dependencies:
   cli_config: ^0.1.1
   logging: ^1.1.1
   native_assets_cli: ^0.2.0
-  native_toolchain_c: ^0.2.0
+  native_toolchain_c: ^0.2.2
 
 dev_dependencies:
   ffigen: ^8.0.2

pkgs/native_assets_builder/test/data/native_add_add_source/pubspec.yaml

@@ -11,7 +11,7 @@ dependencies:
   cli_config: ^0.1.1
   logging: ^1.1.1
   native_assets_cli: ^0.2.0
-  native_toolchain_c: ^0.2.0
+  native_toolchain_c: ^0.2.2
 
 dev_dependencies:
   ffigen: ^8.0.2

pkgs/native_assets_builder/test/data/native_subtract/pubspec.yaml

@@ -11,7 +11,7 @@ dependencies:
   cli_config: ^0.1.1
   logging: ^1.1.1
   native_assets_cli: ^0.2.0
-  native_toolchain_c: ^0.2.0
+  native_toolchain_c: ^0.2.2
 
 dev_dependencies:
   ffigen: ^8.0.2

pkgs/native_assets_cli/example/native_add_library/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   cli_config: ^0.1.1
   logging: ^1.1.1
   native_assets_cli: ^0.2.0
-  native_toolchain_c: ^0.2.0
+  native_toolchain_c: ^0.2.2
 
 dev_dependencies:
   ffigen: ^8.0.2