Bump openapi-generator-maven-plugin from 4.2.2 to 5.1.0#1

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dependabot/maven/org.openapitools-openapi-generator-maven-plugin-5.1.0daniel-frak/openapi-client-code-generation:dependabot/maven/org.openapitools-openapi-generator-maven-plugin-5.1.0Copy head branch name to clipboard