build(deps): bump swagger-codegen.version in /codegen/swagger

Bumps `swagger-codegen.version` from 2.4.41 to 2.4.43.

Updates `io.swagger:swagger-codegen` from 2.4.41 to 2.4.43
- [Release notes](https://github.com/swagger-api/swagger-codegen/releases)
- [Commits](swagger-api/swagger-codegen@v2.4.41...v2.4.43)

Updates `io.swagger:swagger-codegen-maven-plugin` from 2.4.41 to 2.4.43

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

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

codegen/swagger/pom.xml

@@ -10,7 +10,7 @@
     <properties>
       <maven.compiler.source>8</maven.compiler.source>
       <maven.compiler.target>8</maven.compiler.target>
-      <swagger-codegen.version>2.4.41</swagger-codegen.version>
+      <swagger-codegen.version>2.4.43</swagger-codegen.version>
     </properties>
 
     <build>