don't execute jib during normal build

Author: adam-sandor

samples/tomcat/pom.xml

@@ -59,14 +59,6 @@
                         <image>eu.gcr.io/adamsandor-test/tomcat-operator</image>
                     </to>
                 </configuration>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>build</goal>
-                        </goals>
-                    </execution>
-                </executions>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>