travis: skip gpg signing

Josias Montag · Josias Montag · commit 6f870a1e7dac · 2020-04-18T18:55:46.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,4 +4,5 @@ jdk:
   - openjdk8
   - openjdk11
 
+install: mvn install -DskipTests=true -Dmaven.javadoc.skip=true -Dgpg.skip -B -V
 script: mvn clean compile -U && mvn test -Punit-tests && mvn test -Pintegration-tests
