Remove scroll if about windows fit, plus make it not resizable

src/app/window-handler.ts

@@ -445,7 +445,7 @@ export class WindowHandler {
             height: isWindowsOS ? 745 : 705,
             modal: false,
             alwaysOnTop: isMac,
-            resizable: true,
+            resizable: false,
         }, {
             devTools: false,
         });

src/renderer/styles/about-app.less

@@ -6,7 +6,6 @@
 @text-padding: 10px;
 
 body {
-  overflow: scroll;
   background-color: white;
   margin: 0;
   height: 100%;