Bump org.springframework:spring-webmvc in /duo-example

Bumps [org.springframework:spring-webmvc](https://github.com/spring-projects/spring-framework) from 5.3.18 to 6.1.14.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v5.3.18...v6.1.14)

---
updated-dependencies:
- dependency-name: org.springframework:spring-webmvc
  dependency-type: direct:production
...

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

Author: dependabot[bot]

duo-example/pom.xml

@@ -43,7 +43,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-webmvc</artifactId>
-            <version>5.3.24</version>
+            <version>6.1.14</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>