Bump io.swagger.codegen.v3:swagger-codegen-maven-plugin

Bumps io.swagger.codegen.v3:swagger-codegen-maven-plugin from 3.0.67 to 3.0.68.

---
updated-dependencies:
- dependency-name: io.swagger.codegen.v3:swagger-codegen-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -693,7 +693,7 @@
                 <plugin>
                     <groupId>io.swagger.codegen.v3</groupId>
                     <artifactId>swagger-codegen-maven-plugin</artifactId>
-                    <version>3.0.67</version>
+                    <version>3.0.68</version>
                     <configuration>
                         <configOptions>
                             <sourceFolder>src/main/java</sourceFolder>