build(deps): Bump github.com/stretchr/testify from 1.8.4 to 1.9.0

Bumps [github.com/stretchr/testify](https://github.com/stretchr/testify) from 1.8.4 to 1.9.0.
- [Release notes](https://github.com/stretchr/testify/releases)
- [Commits](stretchr/testify@v1.8.4...v1.9.0)

---
updated-dependencies:
- dependency-name: github.com/stretchr/testify
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -11,14 +11,14 @@ require (
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.33.0
 	github.com/hashicorp/terraform-plugin-testing v1.6.0
 	github.com/joho/godotenv v1.5.1
-	github.com/stretchr/testify v1.8.4
-	golang.org/x/exp v0.0.0-20230809150735-7b3493d9a819
+	github.com/stretchr/testify v1.9.0
 )
 
 require (
 	github.com/ProtonMail/go-crypto v1.1.0-alpha.0 // indirect
 	github.com/apparentlymart/go-textseg/v15 v15.0.0 // indirect
 	github.com/cloudflare/circl v1.3.7 // indirect
+	golang.org/x/exp v0.0.0-20230809150735-7b3493d9a819 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240123012728-ef4313101c80 // indirect
 )