m: Bump MSRV to 1.59

Since concurrent-queue has bumped its MSRV, we must follow.

Signed-off-by: John Nunley <[email protected]>

.github/workflows/ci.yml

@@ -49,7 +49,7 @@ jobs:
       matrix:
         # When updating this, the reminder to update the minimum supported
         # Rust version in Cargo.toml.
-        rust: ['1.56']
+        rust: ['1.59']
     steps:
       - uses: actions/checkout@v4
       - name: Install Rust

Cargo.toml

@@ -6,7 +6,7 @@ name = "blocking"
 version = "1.3.1"
 authors = ["Stjepan Glavina <[email protected]>"]
 edition = "2018"
-rust-version = "1.56"
+rust-version = "1.59"
 description = "A thread pool for isolating blocking I/O in async programs"
 license = "Apache-2.0 OR MIT"
 repository = "https://github.com/smol-rs/blocking"