Bump tycho from 4.0.6 to 4.0.8 (#197)

Merge pull request #197 from adangel:tycho-4.0.8

Author: adangel

pom.xml

@@ -19,7 +19,7 @@
 
     <java.version>1.8</java.version>
     <!-- https://github.com/eclipse/tycho/blob/master/RELEASE_NOTES.md and https://github.com/eclipse-tycho/tycho/releases -->
-    <tycho.version>4.0.6</tycho.version>
+    <tycho.version>4.0.8</tycho.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <pmd.version>7.2.0</pmd.version>
     <pmd.build-tools.version>26-SNAPSHOT</pmd.build-tools.version>