Show bubble instances in about panel (#123)

Reviewed-on: https://akkoma.dev/AkkomaGang/pleroma-fe/pulls/123

src/components/local_bubble_panel/local_bubble_panel.js

@@ -0,0 +1,12 @@
+import { mapState } from 'vuex'
+import { get } from 'lodash'
+
+const LocalBubblePanel = {
+  computed: {
+    ...mapState({
+      bubbleInstances: state => get(state, 'instance.localBubbleInstances')
+    })
+  }
+}
+
+export default LocalBubblePanel