Remove deprecated sudo setting.

dengliming · web-flow · commit 906c3edc75de · 2020-05-13T00:37:44.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -14,7 +14,6 @@
 # limitations under the License.
 
 language: java
-sudo: false
 
 jdk:
   - openjdk8
