Update Tycho to 2.7.0

Change-Id: I3b5df4e154f6242cd4ebfee909e88955d0f6d5ed

pom.xml

diff --git a/pom.xml b/pom.xml
index 0fa6aae..fb1661c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -58,7 +58,7 @@
     <egit-github-version>6.2.0-SNAPSHOT</egit-github-version>
     <java-version>11</java-version>
     <java-release>${java-version}</java-release>
-    <tycho-version>2.5.0</tycho-version>
+    <tycho-version>2.7.0</tycho-version>
     <tycho-extras-version>${tycho-version}</tycho-extras-version>
     <spotbugs-maven-plugin-version>4.4.1</spotbugs-maven-plugin-version>
     <egit-site>file:/${basedir}/../../egit/org.eclipse.egit.repository/target/repository</egit-site>