Adjust classic view iframe sizing

- adjust sizing to fix
-- slight pixel difference after the action bar
-- before the footer

core/app/src/services/classic-view/iframe-resize-handler.service.ts

@@ -140,6 +140,7 @@ export class IframeResizeHandlerHandler {
     }
 
     protected resizeIFrame(size: number): void {
-        this.iframe.style.height = size + 'px';
+        const adjustedValue = size + 1;
+        this.iframe.style.height = adjustedValue + 'px';
     }
 }

core/app/themes/suite8/css/layout/_common.scss

@@ -64,7 +64,7 @@ pre {
 
 @media only screen and (min-width: $breakpoint-large) {
   .classic-view-container iframe {
-    padding-top: 6.8em
+    padding-top: 6.7em
   }
 }