Bump LocalStack/setup-localstack from 0.2.5 to 0.3.0

Bumps [LocalStack/setup-localstack](https://github.com/localstack/setup-localstack) from 0.2.5 to 0.3.0.
- [Release notes](https://github.com/localstack/setup-localstack/releases)
- [Changelog](https://github.com/localstack/setup-localstack/blob/main/CHANGELOG.md)
- [Commits](localstack/setup-localstack@v0.2.5...v0.3.0)

---
updated-dependencies:
- dependency-name: LocalStack/setup-localstack
  dependency-version: 0.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/test-appsync-utils.yml

@@ -46,7 +46,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Start LocalStack
-        uses: LocalStack/setup-localstack@v0.2.5
+        uses: LocalStack/setup-localstack@v0.3.0
         with:
           image-tag: "latest"
           use-pro: "true"