Bump maven-surefire-plugin to 3.5.5

https://github.com/apache/maven-surefire/releases/tag/surefire-3.5.5

JIRA: LIGHTY-428
Signed-off-by: tobias.pobocik <tobias.pobocik@pantheon.tech>
(cherry picked from commit 0a4a358)

Author: Tobianas

examples/parents/examples-parent/pom.xml

@@ -34,7 +34,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-surefire-plugin</artifactId>
-                    <version>3.5.4</version>
+                    <version>3.5.5</version>
                 </plugin>
             </plugins>
         </pluginManagement>