Update abstract-testing requirement from 0.17.0 to 0.18.0

Updates the requirements on [abstract-testing](https://github.com/AbstractSDK/contracts) to permit the latest version.
- [Release notes](https://github.com/AbstractSDK/contracts/releases)
- [Changelog](https://github.com/AbstractSDK/contracts/blob/main/CHANGELOG.md)
- [Commits](https://github.com/AbstractSDK/contracts/commits)

---
updated-dependencies:
- dependency-name: abstract-testing
  dependency-type: direct:production
...

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

contracts/cw-card-issuer/Cargo.toml

@@ -54,7 +54,7 @@ cw-gov-card = { path = "../cw-gov-card", default-features = false }
 
 [dev-dependencies]
 abstract-interface = { version = "0.17.0", features = ["daemon"] }
-abstract-testing = { version = "0.17.0" }
+abstract-testing = { version = "0.18.0" }
 abstract-sdk = { version = "0.17.0", features = ["test-utils"] }
 speculoos = "0.11.0"
 semver = "1.0"