keystore-explorer: use latest available lts java version to run keystore-explorer

pkgs/applications/misc/keystore-explorer/default.nix

@@ -1,4 +1,4 @@
-{ fetchzip, lib, stdenv, jdk8, runtimeShell }:
+{ fetchzip, lib, stdenv, jdk, runtimeShell }:
 
 stdenv.mkDerivation rec {
   version = "5.4.4";
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
     # Python on Darwin; just write our own start script to avoid unnecessary dependencies
     cat > $out/bin/keystore-explorer <<EOF
     #!${runtimeShell}
-    export JAVA_HOME=${jdk8.home}
-    exec ${jdk8}/bin/java -jar $out/share/keystore-explorer/kse.jar "\$@"
+    export JAVA_HOME=${jdk.home}
+    exec ${jdk}/bin/java -jar $out/share/keystore-explorer/kse.jar "\$@"
     EOF
     chmod +x $out/bin/keystore-explorer
 

pkgs/top-level/all-packages.nix

@@ -6485,7 +6485,9 @@ with pkgs;
 
   keyfuzz = callPackage ../tools/inputmethods/keyfuzz { };
 
-  keystore-explorer = callPackage ../applications/misc/keystore-explorer { };
+  keystore-explorer = callPackage ../applications/misc/keystore-explorer {
+    jdk = jdk11;
+  };
 
   kfctl = callPackage ../applications/networking/cluster/kfctl { };