Update .travis.yml

.travis.yml

@@ -28,7 +28,7 @@ before_install:
 script:
 - cd releng/org.yakindu.sct.releng
 - mvn clean verify -P$TARGET
- - cd ../org.yakindu.sct.repository/target
+- cd ../org.yakindu.sct.repository/target
 - zip -r updatesite.zip repository
 - cd $TRAVIS_BUILD_DIR
 deploy: