fix: only disable buttons if there is an eligible workspace (#8441)

* fix: only disable create button if there is an eligible workspace

* change check

Author: CompuIves

packages/app/src/app/components/WorkspaceSetup/steps/Create.tsx

@@ -214,8 +214,11 @@ const JoinWorkspace: React.FC<{
     effects.gql.queries
       .getEligibleWorkspaces({})
       .then(result => {
-        onDidFindWorkspace();
-        setEligibleWorkspace(result.me.eligibleWorkspaces[0]);
+        const hasEligibleWorkspace = result.me.eligibleWorkspaces.length > 0;
+        if (hasEligibleWorkspace) {
+          onDidFindWorkspace();
+          setEligibleWorkspace(result.me.eligibleWorkspaces[0]);
+        }
       })
       .catch(e => {})
       .finally(() => {