units: disable default features in encoding

Author: nyonson

units/Cargo.toml

@@ -14,11 +14,11 @@ exclude = ["tests", "contrib"]
 
 [features]
 default = ["std"]
-std = ["alloc", "internals/std"]
-alloc = ["internals/alloc","serde?/alloc"]
+std = ["alloc", "internals/std", "encoding?/std"]
+alloc = ["internals/alloc", "serde?/alloc", "encoding?/alloc"]
 
 [dependencies]
-encoding = { package = "consensus-encoding", path = "../consensus_encoding", optional = true }
+encoding = { package = "consensus-encoding", path = "../consensus_encoding", default-features = false, optional = true }
 internals = { package = "bitcoin-internals", path = "../internals", version = "0.4.0" }
 
 serde = { version = "1.0.195", default-features = false, features = ["derive"], optional = true }