[Glitch] Fixes build errors from some previous TS-related commits

Port 45579a26cf to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/containers/compose_container.jsx

@@ -1,7 +1,7 @@
 import React from 'react';
 import { Provider } from 'react-redux';
 import PropTypes from 'prop-types';
-import configureStore from 'flavours/glitch/store/configureStore';
+import { store } from 'flavours/glitch/store/configureStore';
 import { hydrateStore } from 'flavours/glitch/actions/store';
 import { IntlProvider, addLocaleData } from 'react-intl';
 import { getLocale } from 'mastodon/locales';
@@ -12,8 +12,6 @@ import { fetchCustomEmojis } from 'flavours/glitch/actions/custom_emojis';
 const { localeData, messages } = getLocale();
 addLocaleData(localeData);
 
-const store = configureStore();
-
 if (initialState) {
   store.dispatch(hydrateStore(initialState));
 }