[swagger] Update SWAGGER_UI_VERSION constant to v5.30.2

Update the SWAGGER_UI_VERSION constant in InfoBuilder.java to match
the upgraded Swagger UI static resources (v5.30.0 → v5.30.2).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: CodeCasterX

framework/fit/java/fit-builtin/plugins/fit-http-openapi3-swagger/src/main/java/modelengine/fit/http/openapi3/swagger/builder/InfoBuilder.java

@@ -22,7 +22,7 @@
  */
 public class InfoBuilder implements EntityBuilder<Info> {
     private static final String FIT_VERSION = "3.5.6-SNAPSHOT";
-    private static final String SWAGGER_UI_VERSION = "v5.30.0";
+    private static final String SWAGGER_UI_VERSION = "v5.30.2";
 
     private final ApplicationConfig applicationConfig;