Update JDK version from 11 to 17 in Makefile

Author: cjneasbi

Makefile

@@ -1,7 +1,7 @@
 all: mvn-docker-build get-itest-jar-from-maven-image integration-test
 
 # JDK_VERSION should be the JDK version we use to source our container dependencies
-JDK_VERSION=11
+JDK_VERSION=17
 MVN_SNAPSHOT_VERSION=1.2-SNAPSHOT
 
 DFIU_DIR=dockerfile-image-update