Optimized check for shift when key save shortcut (fixes #1382)

themes/grav/app/forms/form.js

@@ -35,12 +35,10 @@ export default class Form {
 
         if (saveTask.length) {
             $(global).on('keydown', function(event) {
-                var key = String.fromCharCode(event.which).toLowerCase();
-                if (((event.ctrlKey && !event.altKey) || event.metaKey) && key === 's') {
-                    if (!event.shiftKey) {
-                        event.preventDefault();
-                        saveTask.click();
-                    }
+                const key = String.fromCharCode(event.which).toLowerCase();
+                if (!event.shiftKey && ((event.ctrlKey && !event.altKey) || event.metaKey) && key === 's') {
+                    event.preventDefault();
+                    saveTask.click();
                 }
             });
         }