check: make (successful) tests less noisy.

Particularly, don't show the output for generating 432 blocks!

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

daemon/test/scripts/generate-block.sh

@@ -9,7 +9,7 @@ INIT=$1
 # Initially we need 100 blocks so coinbase matures, giving us funds.
 if [ -n "$INIT" ]; then
     # To activate segwit via BIP9, we need at least 432 blocks!
-    $CLI generate 432
+    $CLI generate 432 > /dev/null
     if $CLI getblockchaininfo | tr -s '\012\011 ' ' ' | grep -q '"segwit": { "status": "active",'; then :
     else
 	echo "Segwit not activated after 432 blocks?" >&2
@@ -17,5 +17,5 @@ if [ -n "$INIT" ]; then
 	exit 1
     fi
 else
-    $CLI generate 1
+    $CLI generate 1 > /dev/null
 fi