Fix JDK script in CI pipeline

Author: bclozel

ci/images/get-jdk-url.sh

@@ -4,6 +4,7 @@ set -e
 case "$1" in
   java17)
     echo "https://github.com/bell-sw/Liberica/releases/download/17.0.9+11/bellsoft-jdk17.0.9+11-linux-amd64.tar.gz"
+    ;;
   java21)
     echo "https://github.com/bell-sw/Liberica/releases/download/21.0.1+12/bellsoft-jdk21.0.1+12-linux-amd64.tar.gz"
     ;;