fix(deps): update dependency com.squareup.okhttp3:okhttp to v4.12.0 (#1320)

Author: renovate-bot

java/java-cloud-run-hello-world/pom.xml

@@ -56,7 +56,7 @@
     <dependency>
       <groupId>com.squareup.okhttp3</groupId>
       <artifactId>okhttp</artifactId>
-      <version>4.11.0</version>
+      <version>4.12.0</version>
     </dependency>
     <dependency>
       <groupId>org.springframework.boot</groupId>