fix(dialogs): remove dialogs scroll on entry (#2599)

Author: jpokropinskieb

dist/drawer-dialog/drawer-dialog.css

@@ -11,6 +11,7 @@
     -webkit-overflow-scrolling: touch;
     align-items: flex-end;
     overflow-y: auto;
+    overflow: hidden;
     position: fixed;
     right: 0;
     top: 0;

dist/panel-dialog/panel-dialog.css

@@ -10,7 +10,7 @@
     -webkit-overflow-scrolling: touch;
     flex-direction: column;
     overflow-y: auto;
-    overflow-y: hidden;
+    overflow: hidden;
     position: fixed;
     right: 0;
     top: 0;

src/sass/drawer-dialog/drawer-dialog.scss

@@ -8,6 +8,7 @@
     @include dialog-base();
 
     align-items: flex-end;
+    overflow: hidden;
 }
 
 .drawer-dialog--no-mask[role="dialog"] {

src/sass/panel-dialog/panel-dialog.scss

@@ -9,7 +9,7 @@
 
     /* need to override base as panel dialog is the only one to scroll the content only */
     /* stylelint-disable-next-line declaration-block-no-duplicate-properties */
-    overflow-y: hidden;
+    overflow: hidden;
 }
 
 .panel-dialog__window {