main: fix central panel cover up the bottom

src/main.rs

@@ -2412,6 +2412,7 @@ impl eframe::App for App {
 			self.width = ui.available_width();
 			self.height = ui.available_height();
 			ui.style_mut().override_text_style = Some(TextStyle::Body);
+        egui::ScrollArea::vertical().show(ui, |ui| {
 			match self.tab {
 				Tab::About => {
 					debug!("App | Entering [About] Tab");
@@ -2544,6 +2545,7 @@ path_xmr: {:#?}\n
 				}
 			}
         });
+		});
     }
 }