Remove unused deps

Cargo.lock

@@ -1689,7 +1689,6 @@ dependencies = [
  "sha2 0.9.1",
  "slog",
  "slog-async",
- "slog-stdlog",
  "slog-term",
  "smallvec 1.4.2",
  "snap",
@@ -3597,7 +3596,6 @@ name = "network"
 version = "0.2.0"
 dependencies = [
  "beacon_chain",
- "environment",
  "error-chain",
  "eth2_libp2p",
  "eth2_ssz",

beacon_node/eth2_libp2p/Cargo.toml

@@ -48,7 +48,6 @@ features = ["websocket", "identify", "mplex", "noise", "gossipsub", "dns", "tcp-
 
 [dev-dependencies]
 tokio = { version = "0.2.22", features = ["full"] }
-slog-stdlog = "4.0.0"
 slog-term = "2.6.0"
 slog-async = "2.5.0"
 tempdir = "0.3.7"

beacon_node/network/Cargo.toml

@@ -35,7 +35,6 @@ fnv = "1.0.7"
 rlp = "0.4.6"
 lazy_static = "1.4.0"
 lighthouse_metrics = { path = "../../common/lighthouse_metrics" }
-environment = { path = "../../lighthouse/environment" }
 task_executor = { path = "../../common/task_executor" }
 igd = "0.11.1"
 itertools = "0.9.0"