chore(deps): bump io.swagger.core.v3:swagger-models

Bumps io.swagger.core.v3:swagger-models from 2.2.14 to 2.2.20.

---
updated-dependencies:
- dependency-name: io.swagger.core.v3:swagger-models
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

lib/fake-data/build.gradle

@@ -5,7 +5,7 @@ apply plugin: 'com.github.johnrengelman.shadow'
 
 ext {
     // same as swagger-core version
-    version_swagger_models = '2.2.14'
+    version_swagger_models = '2.2.20'
 }
 
 compileJava {