Bump nl.jqno.equalsverifier:equalsverifier from 3.15.4 to 3.15.5 (#662)

Bumps [nl.jqno.equalsverifier:equalsverifier](https://github.com/jqno/equalsverifier) from 3.15.4 to 3.15.5.
- [Release notes](https://github.com/jqno/equalsverifier/releases)
- [Changelog](https://github.com/jqno/equalsverifier/blob/main/CHANGELOG.md)
- [Commits](jqno/equalsverifier@equalsverifier-3.15.4...equalsverifier-3.15.5)

---
updated-dependencies:
- dependency-name: nl.jqno.equalsverifier:equalsverifier
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

lib/build.gradle

@@ -6,7 +6,7 @@ dependencies {
     implementation 'org.eclipse.microprofile.openapi:microprofile-openapi-api:3.1.1'
     testImplementation 'org.slf4j:slf4j-jdk14:2.0.9'
     testImplementation 'org.openapitools.empoa:empoa-simple-models-impl:2.1.0'
-    testImplementation 'nl.jqno.equalsverifier:equalsverifier:3.15.4'
+    testImplementation 'nl.jqno.equalsverifier:equalsverifier:3.15.5'
 }
 
 java {