Fix cntrl shift z on windows/linux

src/components/titlebar.tsx

@@ -102,6 +102,7 @@ function MenuBar() {
                         () => {
                             dispatch(gs.openRemotePopup(null))
                         },
+                        ''
                     ],
                     [
                         'Save File',

src/index.css

@@ -2229,7 +2229,7 @@ cm-diff-cancel > div {
     padding: 8px 12px;
     cursor: pointer;
     display: flex;
-    justify-content: center;
+/*     justify-content: center; */
     align-items: center;
 }
 

src/main/main.ts

@@ -246,7 +246,7 @@ const createWindow = () => {
                 },
                 {
                     label: 'Redo',
-                    accelerator: 'Shift+Cmd+Z',
+                    accelerator: META_KEY+'Shift+Z',
                     selector: 'redo:',
                 },
                 { type: 'separator' },