chore(deps): bump futures-executor from 0.3.12 to 0.3.13 (#213)

Bumps [futures-executor](https://github.com/rust-lang/futures-rs) from 0.3.12 to 0.3.13.
- [Release notes](https://github.com/rust-lang/futures-rs/releases)
- [Changelog](https://github.com/rust-lang/futures-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/futures-rs/compare/0.3.12...0.3.13)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Cargo.lock

@@ -870,9 +870,9 @@ checksum = "15496a72fabf0e62bdc3df11a59a3787429221dd0710ba8ef163d6f7a9112c94"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.12"
+version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9e59fdc009a4b3096bf94f740a0f2424c082521f20a9b08c5c07c48d90fd9b9"
+checksum = "891a4b7b96d84d5940084b2a37632dd65deeae662c114ceaa2c879629c9c0ad1"
 dependencies = [
  "futures-core",
  "futures-task",

ethers-middleware/Cargo.toml

@@ -36,7 +36,7 @@ tokio = { version = "1.2" }
 
 [dev-dependencies]
 ethers = { version = "0.2", path = "../ethers" }
-futures-executor = { version = "0.3.12", features = ["thread-pool"] }
+futures-executor = { version = "0.3.13", features = ["thread-pool"] }
 hex = { version = "0.4.2", default-features = false, features = ["std"] }
 rand = { version = "0.7.3", default-features = false }
 tokio = { version = "1.2", default-features = false, features = ["rt", "macros", "time"] }

ethers-signers/Cargo.toml

@@ -27,7 +27,7 @@ sha2 = { version = "0.9.3", default-features = false }
 rand = { version = "0.7.3", default-features = false }
 yubihsm = { version = "0.38.0", features = ["secp256k1", "http", "usb"], optional = true }
 futures-util = "0.3.13"
-futures-executor = "0.3.12"
+futures-executor = "0.3.13"
 
 [dev-dependencies]
 ethers = { version = "0.2", path = "../ethers" }