Fix inability to comment on Anonymous claims

Closes 2993

It was trying to prevent sending the comment when membership data is missing, say on fetch failure (hence the snack to reload). But the path for anonymous claims ended up in the same place

ui/component/commentCreate/view.jsx

@@ -263,7 +263,12 @@ export function CommentCreate(props: Props) {
   // Functions
   // **************************************************************************
 
-  function getMembersOnlyCreatorSetting() {
+  function isRestrictedToMembersOnly() {
+    const isAnonymous = claimId && !channelClaimId;
+    if (isAnonymous) {
+      return false;
+    }
+
     return (
       channelClaimId &&
       doFetchCreatorSettings(channelClaimId)
@@ -355,7 +360,7 @@ export function CommentCreate(props: Props) {
     }
 
     // do another creator settings fetch here to make sure that on submit, the setting did not change
-    const commentsAreMembersOnly = await getMembersOnlyCreatorSetting();
+    const commentsAreMembersOnly = await isRestrictedToMembersOnly();
     if (commentsAreMembersOnly === undefined) {
       doToast({
         message: __('Unable to send the comment.'),
@@ -476,7 +481,7 @@ export function CommentCreate(props: Props) {
     if (isSubmitting || disableInput || !claimId) return;
 
     // do another creator settings fetch here to make sure that on submit, the setting did not change
-    const commentsAreMembersOnly = await getMembersOnlyCreatorSetting();
+    const commentsAreMembersOnly = await isRestrictedToMembersOnly();
     if (commentsAreMembersOnly === undefined) {
       doToast({
         message: __('Unable to send the comment.'),