build(deps): bump futures from 0.3.9 to 0.3.12

Bumps [futures](https://github.com/rust-lang/futures-rs) from 0.3.9 to 0.3.12.
- [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/0.3.9...0.3.12)

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

Cargo.lock

@@ -562,9 +562,9 @@ dependencies = [
 
 [[package]]
 name = "futures"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c70be434c505aee38639abccb918163b63158a4b4bb791b45b7023044bdc3c9c"
+checksum = "da9052a1a50244d8d5aa9bf55cbc2fb6f357c86cc52e46c62ed390a7180cf150"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -577,9 +577,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f01c61843314e95f96cc9245702248733a3a3d744e43e2e755e3c7af8348a0a9"
+checksum = "f2d31b7ec7efab6eefc7c57233bb10b847986139d88cc2f5a02a1ae6871a1846"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -587,15 +587,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db8d3b0917ff63a2a96173133c02818fac4a746b0a57569d3baca9ec0e945e08"
+checksum = "79e5145dde8da7d1b3892dad07a9c98fc04bc39892b1ecc9692cf53e2b780a65"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ee9ca2f7eb4475772cf39dd1cd06208dce2670ad38f4d9c7262b3e15f127068"
+checksum = "e9e59fdc009a4b3096bf94f740a0f2424c082521f20a9b08c5c07c48d90fd9b9"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -604,15 +604,15 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e37c1a51b037b80922864b8eed90692c5cd8abd4c71ce49b77146caa47f3253b"
+checksum = "28be053525281ad8259d47e4de5de657b25e7bac113458555bb4b70bc6870500"
 
 [[package]]
 name = "futures-macro"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f8719ca0e1f3c5e34f3efe4570ef2c0610ca6da85ae7990d472e9cbfba13664"
+checksum = "c287d25add322d9f9abdcdc5927ca398917996600182178774032e9f8258fedd"
 dependencies = [
  "proc-macro-hack",
  "proc-macro2",
@@ -622,24 +622,24 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6adabac1290109cfa089f79192fb6244ad2c3f1cc2281f3e1dd987592b71feb"
+checksum = "caf5c69029bda2e743fddd0582d1083951d65cc9539aebf8812f36c3491342d6"
 
 [[package]]
 name = "futures-task"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92a0843a2ff66823a8f7c77bffe9a09be2b64e533562c412d63075643ec0038"
+checksum = "13de07eb8ea81ae445aca7b69f5f7bf15d7bf4912d8ca37d6645c77ae8a58d86"
 dependencies = [
  "once_cell",
 ]
 
 [[package]]
 name = "futures-util"
-version = "0.3.9"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "036a2107cdeb57f6d7322f1b6c363dad67cd63ca3b7d1b925bdf75bd5d96cda9"
+checksum = "632a8cd0f2a4b3fdea1657f08bde063848c3bd00f9bbf6e256b8be78802e624b"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1423,9 +1423,9 @@ dependencies = [
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba36e0a6cc5a4c645073f4984f1ed55d09f5857d4de7c14550baa81a39ef5a17"
+checksum = "439697af366c49a6d0a010c56a0d97685bc140ce0d377b13a2ea2aa42d64a827"
 
 [[package]]
 name = "pin-utils"