chore: [DevOps] bump org.openapitools:openapi-generator from 7.20.0 to 7.21.0 in the production-minor-patch group (#1131)

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

Author: dependabot[bot]

pom.xml

@@ -113,7 +113,7 @@
 		<maven-plugin-annotations.version>3.15.2</maven-plugin-annotations.version>
 		<maven-plugin-testing.version>3.5.1</maven-plugin-testing.version>
 		<caffeine.version>3.2.3</caffeine.version>
-		<openapi-generator.version>7.20.0</openapi-generator.version>
+		<openapi-generator.version>7.21.0</openapi-generator.version>
 		<io-swagger-core-v3.version>2.2.45</io-swagger-core-v3.version>
 		<io-swagger-parser-v3.version>2.1.39</io-swagger-parser-v3.version>
 		<io-swagger-core.version>1.6.11</io-swagger-core.version>