dependencies: bump org.openapitools:openapi-generator-maven-plugin

Bumps org.openapitools:openapi-generator-maven-plugin from 7.3.0 to 7.4.0.

---
updated-dependencies:
- dependency-name: org.openapitools:openapi-generator-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -70,7 +70,7 @@
         <maven.dependency.plugin.version>3.6.1</maven.dependency.plugin.version>
         <maven.surefire.plugin.version>3.2.5</maven.surefire.plugin.version>
         <maven.resources.plugin.version>3.3.1</maven.resources.plugin.version>
-        <openapi.generator.plugin.version>7.3.0</openapi.generator.plugin.version>
+        <openapi.generator.plugin.version>7.4.0</openapi.generator.plugin.version>
         <nimbusds.oidc.sdk.version>11.10.1</nimbusds.oidc.sdk.version>
         <snakeyaml.version>2.2</snakeyaml.version>
         <json-schema-validator.version>1.3.3</json-schema-validator.version>