Wait for 1 key block before exposing name in NameClaimTx or remove preclaim

[davidyuk]

aepp-cli-js/src/actions/aens.js

Lines 153 to 161 in cfd7451

	await nameObj.preclaim(name, { nonce, ttl, fee });
	nonce = nonce && nonce + 1;
	const claimRes = await nameObj.claim({
	nonce,
	ttl,
	fee,
	nameFee,
	});

https://github.com/aeternity/aepp-sdk-js/blob/02442a2d194d8ea80610e793403d2360aca35294/src/aens.ts#L253-L306