Upgrade Java versions in CI build

ci/images/get-jdk-url.sh

@@ -3,10 +3,10 @@ set -e
 
 case "$1" in
 	java17)
-		echo "https://github.com/bell-sw/Liberica/releases/download/17.0.7+7/bellsoft-jdk17.0.7+7-linux-amd64.tar.gz"
+		echo "https://download.bell-sw.com/java/17.0.8.1+1/bellsoft-jdk17.0.8.1+1-linux-amd64.tar.gz"
 	;;
 	java21)
-		echo "https://download.java.net/java/early_access/jdk21/31/GPL/openjdk-21-ea+31_linux-x64_bin.tar.gz"
+		echo "https://download.java.net/java/early_access/jdk21/35/GPL/openjdk-21-ea+35_linux-x64_bin.tar.gz"
 	;;
 	*)
 		echo $"Unknown java version"