Use correct OpenTelemetry Semconv

google-cloud-pubsub/pom.xml

@@ -109,7 +109,7 @@
       <artifactId>opentelemetry-context</artifactId>
     </dependency>
     <dependency>
-      <groupId>io.opentelemetry</groupId>
+      <groupId>io.opentelemetry.semconv</groupId>
       <artifactId>opentelemetry-semconv</artifactId>
     </dependency>