chore(deps-dev): bump com.approvaltests:approvaltests

Bumps [com.approvaltests:approvaltests](https://github.com/approvals/ApprovalTests.Java) from 19.0.0 to 20.0.0.
- [Release notes](https://github.com/approvals/ApprovalTests.Java/releases)
- [Commits](approvals/ApprovalTests.Java@19.0.0...20.0.0)

---
updated-dependencies:
- dependency-name: com.approvaltests:approvaltests
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

pom.xml

@@ -111,7 +111,7 @@
     <junit.version>5.10.0</junit.version>
     <assertj.core.version>3.24.2</assertj.core.version>
     <awaitility.version>4.2.0</awaitility.version>
-    <approvaltests.version>19.0.0</approvaltests.version>
+    <approvaltests.version>20.0.0</approvaltests.version>
     <mockito.version>4.11.0</mockito.version>
     <spock.version>2.3-groovy-4.0</spock.version>