Bump swaggerVersion from 2.2.4 to 2.2.6 in /Plan (#2698)

Bumps `swaggerVersion` from 2.2.4 to 2.2.6.

Updates `swagger-core-jakarta` from 2.2.4 to 2.2.6

Updates `swagger-jaxrs2-jakarta` from 2.2.4 to 2.2.6

---
updated-dependencies:
- dependency-name: io.swagger.core.v3:swagger-core-jakarta
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.swagger.core.v3:swagger-jaxrs2-jakarta
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Plan/build.gradle

@@ -103,7 +103,7 @@ subprojects {
         junitVersion = "5.9.1"
         mockitoVersion = "4.8.1"
         testContainersVersion = "1.17.5"
-        swaggerVersion = "2.2.4"
+        swaggerVersion = "2.2.6"
     }
 
     repositories {