Explicit state type declaration

packages/app/src/components/Admin/UserGroup/UserGroupDeleteModal.tsx

@@ -45,6 +45,8 @@ class UserGroupDeleteModal extends React.Component<Props, State> {
 
   xss: Xss;
 
+  state: State;
+
   constructor(props) {
     super(props);
 

packages/app/src/components/Admin/UserGroup/UserGroupPage.tsx

@@ -25,6 +25,8 @@ class UserGroupPage extends React.Component<Props, State> {
 
   xss: Xss;
 
+  state: State;
+
   constructor(props) {
     super(props);