Remove Failsafe plugin config in AWT testing

The plugin shouldn't be defined and disabled, it will be automatically
enabled by the profile.

Fixes quarkusio#43997

(cherry picked from commit a349b01)

Author: gsmet

integration-tests/awt/pom.xml

@@ -161,12 +161,6 @@
                     <reuseForks>false</reuseForks>
                 </configuration>
             </plugin>
-            <plugin>
-                <artifactId>maven-failsafe-plugin</artifactId>
-                <configuration>
-                    <skip>true</skip>
-                </configuration>
-            </plugin>
         </plugins>
     </build>