Bump software.amazon.lambda:powertools-cloudformation (#496)

Bumps [software.amazon.lambda:powertools-cloudformation](https://github.com/aws-powertools/powertools-lambda-java) from 2.7.0 to 2.8.0.
- [Release notes](https://github.com/aws-powertools/powertools-lambda-java/releases)
- [Changelog](https://github.com/aws-powertools/powertools-lambda-java/blob/main/CHANGELOG.md)
- [Commits](aws-powertools/powertools-lambda-java@v2.7.0...v2.8.0)

---
updated-dependencies:
- dependency-name: software.amazon.lambda:powertools-cloudformation
  dependency-version: 2.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

pom.xml

@@ -83,7 +83,7 @@
             <dependency>
                 <groupId>software.amazon.lambda</groupId>
                 <artifactId>powertools-cloudformation</artifactId>
-                <version>2.7.0</version>
+                <version>2.8.0</version>
             </dependency>
 
             <dependency>