Disable compat feature in futures

It's not needed anymore.

Cargo.lock

@@ -776,12 +776,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "futures"
-version = "0.1.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
-
 [[package]]
 name = "futures"
 version = "0.3.21"
@@ -859,7 +853,6 @@ version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8b7abd5d659d9b90c8cba917f6ec750a74e2dc23902ef9cd4cc8c8b22e6036a"
 dependencies = [
- "futures 0.1.31",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -1054,7 +1047,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca815a891b24fdfb243fa3239c86154392b0953ee584aa1a2a1f66d20cbe75cc"
 dependencies = [
  "bytes",
- "futures 0.3.21",
+ "futures",
  "headers",
  "http",
  "hyper",
@@ -1535,7 +1528,7 @@ dependencies = [
  "dbus",
  "dbus-tree",
  "fern",
- "futures 0.3.21",
+ "futures",
  "ioctl-rs",
  "lazy_static",
  "libc",

Cargo.toml

@@ -20,7 +20,7 @@ reqwest = { version = "0.11", features = ["blocking", "json"] }
 crossbeam-channel = "0.5"
 platform-dirs = "0.3.0"
 fern = "0.6"
-futures = { version = "0.3", features = ["compat"] }
+futures = "0.3"
 lazy_static = "1.3.0"
 librespot-core = "0.3.1"
 librespot-playback = "0.3.1"