Bump com.google.protobuf:protobuf-java-util from 3.22.3 to 3.22.4 in /examples/extension (#8417)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/extension/build.gradle

@@ -101,7 +101,7 @@ dependencies {
   //All dependencies below are only for tests
   testImplementation("org.testcontainers:testcontainers:1.18.0")
   testImplementation("com.fasterxml.jackson.core:jackson-databind:2.15.0")
-  testImplementation("com.google.protobuf:protobuf-java-util:3.22.3")
+  testImplementation("com.google.protobuf:protobuf-java-util:3.22.4")
   testImplementation("com.squareup.okhttp3:okhttp:4.11.0")
   testImplementation("io.opentelemetry:opentelemetry-api")
   testImplementation("io.opentelemetry.proto:opentelemetry-proto:0.19.0-alpha")