add num_inactive_channels field to docs

docker/README.md

@@ -101,6 +101,7 @@ bob$ lncli --network=simnet getinfo
     "alias": "",
     "num_pending_channels": 0,
     "num_active_channels": 0,
+    "num_inactive_channels": 0,
     "num_peers": 0,
     "block_height": 1215,
     "block_hash": "7d0bc86ea4151ed3b5be908ea883d2ac3073263537bcf8ca2dca4bec22e79d50",

docs/grpc/javascript.md

@@ -70,6 +70,7 @@ GetInfo: { identity_pubkey: '03c892e3f3f077ea1e381c081abb36491a2502bc43ed37ffb82
   alias: '',
   num_pending_channels: 0,
   num_active_channels: 1,
+  num_inactive_channels: 0,
   num_peers: 1,
   block_height: 1006,
   block_hash: '198ba1dc43b4190e507fa5c7aea07a74ec0009a9ab308e1736dbdab5c767ff8e',