feat: remove color from background and let it be blank through default

Signed-off-by: Antonette Caldwell <134739862+nebula-aac@users.noreply.github.com>

src/theme/components/drawer.modifier.ts

@@ -1,13 +1,16 @@
 import { Components, Theme } from '@mui/material';
-import { DARK_BLUE_GRAY } from '../colors';
 
 export const MuiDrawer: Components<Theme>['MuiDrawer'] = {
   styleOverrides: {
-    root: {
-      '& .MuiDrawer-paper': {
-        boxSize: 'border-box',
-        background: DARK_BLUE_GRAY
-      }
+    root: ({ theme }) => {
+      const {
+        palette: {
+          background: { default: defaultBackground }
+        }
+      } = theme;
+      return {
+        background: defaultBackground
+      };
     }
   }
 };