Fix toggle split doesnt have rounded right corner

src-ui/src/app/components/document-detail/document-detail.component.scss

@@ -26,6 +26,11 @@
   max-width: calc(100% - 46px); // fudge factor for ng-select button width
 }
 
+.btn-group .dropdown-toggle-split {
+  border-top-right-radius: inherit;
+  border-bottom-right-radius: inherit;
+}
+
 .password-prompt {
   position: absolute;
   top: 30%;