Give explicit names to MobX observer components (#1413)

* Consider observer(...) as components

* Add display names to MobX observers

* Temporarily suppress nested components

* Suppress new false positives for react/prop-types

src/view/com/auth/create/Step2.tsx

@@ -21,7 +21,11 @@ import {useStores} from 'state/index'
  * @field Birth date
  * @readonly Terms of service & privacy policy
  */
-export const Step2 = observer(({model}: {model: CreateAccountModel}) => {
+export const Step2 = observer(function Step2Impl({
+  model,
+}: {
+  model: CreateAccountModel
+}) {
   const pal = usePalette('default')
   const store = useStores()