Bump com.google.protobuf:protobuf-java-util from 3.23.2 to 3.23.3 in /examples/extension (open-telemetry#8731)

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

Author: dependabot[bot]

examples/extension/build.gradle

@@ -101,7 +101,7 @@ dependencies {
   //All dependencies below are only for tests
   testImplementation("org.testcontainers:testcontainers:1.18.3")
   testImplementation("com.fasterxml.jackson.core:jackson-databind:2.15.2")
-  testImplementation("com.google.protobuf:protobuf-java-util:3.23.2")
+  testImplementation("com.google.protobuf:protobuf-java-util:3.23.3")
   testImplementation("com.squareup.okhttp3:okhttp:4.11.0")
   testImplementation("io.opentelemetry:opentelemetry-api")
   testImplementation("io.opentelemetry.proto:opentelemetry-proto:0.20.0-alpha")