Update _shared.scss

Author: Dakotys

labs/navigationdrawer/internal/_shared.scss

@@ -11,16 +11,16 @@
 // go/keep-sorted end
 
 @mixin styles() {
-  .md3-navigation-drawer-modal {
+  .md3-navigation-drawer-modal, .md3-navigation-drawer {
     background-color: var(--_container-color);
     border-radius: var(--_container-shape);
     height: var(--_container-height);
 
-    &.md3-navigation-drawer-modal--opened {
+    &.md3-navigation-drawer-modal--opened, .md3-navigation-drawer--opened {
       inline-size: var(--_container-width);
     }
 
-    .md3-navigation-drawer-modal__slot-content {
+    .md3-navigation-drawer-modal__slot-content, .md3-navigation-drawer__slot-content {
       min-inline-size: var(--_container-width);
       max-inline-size: var(--_container-width);
     }