Travis update to drop oraclejdk9

nhojpatrick · nhojpatrick · commit 25f95b919114 · 2022-02-13T09:57:50.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -9,7 +9,6 @@ jdk:
   - openjdk7
   - oraclejdk8
   - openjdk8
-  - oraclejdk9
   - openjdk11
   - openjdk17
 
