Bump org.slf4j:slf4j-api in /hello-websocket-java/springboot/client

Bumps org.slf4j:slf4j-api from 2.0.12 to 2.0.13.

---
updated-dependencies:
- dependency-name: org.slf4j:slf4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

hello-websocket-java/springboot/client/pom.xml

@@ -34,7 +34,7 @@
         <dependency>
             <artifactId>slf4j-api</artifactId>
             <groupId>org.slf4j</groupId>
-            <version>2.0.12</version>
+            <version>2.0.13</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>