Bump spring-boot-starter-web in /plugins/maven/example-server (#1257)

Bumps [spring-boot-starter-web](https://github.com/spring-projects/spring-boot) from 2.7.10 to 2.7.13.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.7.10...v2.7.13)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-starter-web
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: Ndependabot[bot] <support@github.com>
Co-authored-by: Ndependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

plugins/maven/example-server/pom.xml

@@ -76,7 +76,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
-            <version>2.7.10</version>
+            <version>2.7.13</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>