Remove unnecessary owner argument in react examples

examples/organization/src/components/CreateOrganization.tsx

@@ -23,7 +23,7 @@ export function CreateOrganization() {
       return;
     }
 
-    const group = Group.create({ owner: me });
+    const group = Group.create();
 
     me.root.organizations.push(draft as Organization);
 

examples/pets/src/3_NewPetPostForm.tsx

@@ -34,7 +34,7 @@ export function NewPetPostForm() {
       if (newPetPost) {
         newPetPost.name = name;
       } else {
-        const petPostGroup = Group.create({ owner: me });
+        const petPostGroup = Group.create();
         const petPost = PartialPetPost.create(
           {
             name,

examples/reactions/src/App.tsx

@@ -9,8 +9,7 @@ function App() {
   const router = useIframeHashRouter();
 
   const createReactions = () => {
-    if (!me) return;
-    const group = Group.create({ owner: me });
+    const group = Group.create();
     group.addMember("everyone", "writer");
     const chat = Reactions.create([], { owner: group });
     router.navigate("/#/reactions/" + chat.id);

examples/todo/src/3_NewProjectForm.tsx

@@ -21,7 +21,7 @@ export function NewProjectForm() {
       // To create a new todo project, we first create a `Group`,
       // which is a scope for defining access rights (reader/writer/admin)
       // of its members, which will apply to all CoValues owned by that group.
-      const projectGroup = Group.create({ owner: me });
+      const projectGroup = Group.create();
 
       // Then we create an empty todo project within that group
       const project = TodoProject.create(

examples/version-history/src/App.tsx

@@ -15,7 +15,7 @@ function App() {
   const issue = useCoState(Issue, issueID);
 
   const createIssue = () => {
-    const group = Group.create({ owner: me });
+    const group = Group.create();
     group.addMember("everyone", "writer");
 
     const newIssue = Issue.create(