fix: update to Tycho 4.0.9, to solve bug in jgit when building maven

Author: acke

pom.xml

@@ -7,7 +7,7 @@
   <packaging>pom</packaging>
 
   <properties>
-      <tycho-version>4.0.6</tycho-version>
+      <tycho-version>4.0.9</tycho-version>
     <tycho.scmUrl>scm:git:https://github.com/snyk/snyk-eclipse-plugin.git</tycho.scmUrl>
     <target-config>target-platform</target-config>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>