chore: upgrade swagger-ui from v5.30.2 to v5.30.3 (#386)

升级 swagger-ui 依赖到最新的 v5.30.3 版本，包括：
- 更新 InfoBuilder.java 中的版本常量
- 更新所有 swagger-ui 静态资源文件

🤖 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 = "3.6.1-SNAPSHOT";
-    private static final String SWAGGER_UI_VERSION = "v5.30.2";
+    private static final String SWAGGER_UI_VERSION = "v5.30.3";
 
     private final ApplicationConfig applicationConfig;