make execute via other member

Author: ilyar

examples/nft-collections/index.ts

@@ -161,7 +161,7 @@ const collectionAndNewNFTExample = async () => {
     executeTx.add(computeIx);
     executeTx.add(executeIx);
     // sign & serialize and send
-    executeTx.sign(walletKeypair);
+    executeTx.sign(otherMembersBesidesWallet[0]);
     const txid = await squads.connection.sendRawTransaction(executeTx.serialize(), {skipPreflight: true, preflightCommitment: 'confirmed'});
     console.log("sent execute tx!", txid);
     console.log("finished, check the added nft mint at", newNftMint.toBase58());