chore: migrate Button to @revoltchat/ui (#617)

* chore: start moving Button over

* fix: convert ServerIdentityModal

* fix: modal button styling

* fix: popover styles

* fix: clean up references to ui/*.*

* fix: button sizing

Co-authored-by: Ed L <beartechtalks@gmail.com>

src/context/intermediate/popovers/CreateBot.tsx

@@ -43,13 +43,12 @@ export function CreateBotModal({ onClose, onCreate }: Props) {
             actions={[
                 {
                     confirmation: true,
-                    contrast: true,
-                    accent: true,
+                    palette: "accent",
                     onClick: handleSubmit(onSubmit),
                     children: <Text id="app.special.modals.actions.create" />,
                 },
                 {
-                    plain: true,
+                    palette: "plain",
                     onClick: onClose,
                     children: <Text id="app.special.modals.actions.cancel" />,
                 },