Fix groupId in docs.
@@ -186,7 +186,7 @@ You can also bind `jib:build` to a Maven lifecycle, such as `package`, by adding
```xml
<plugin>
- <groupId>com.google.com.tools</groupId>
+ <groupId>com.google.cloud.tools</groupId>
<artifactId>jib-maven-plugin</artifactId>
...
<executions>
