Fixed issue with not updating the context.xml

Added the context.xml to maven-clean-plugin to prevent
issue with updating the sdc project.version
(mismatch of the version in context.xml file).

Issue-ID: SDC-2829
Signed-off-by: Krystian Kedron <k.kedron@partner.samsung.com>
Change-Id: I0d87ce3a9ac82e4d77c2affc1ab76e81a04c4dd6
diff --git a/catalog-be/pom.xml b/catalog-be/pom.xml
index dae9864..3f09db8 100644
--- a/catalog-be/pom.xml
+++ b/catalog-be/pom.xml
@@ -834,6 +834,7 @@
                                     <followSymlinks>false</followSymlinks>
                                     <includes>
                                         <include>*.war</include>
+                                        <include>context.xml</include>
                                     </includes>
                                 </fileset>
                                 <fileset>