Upgrade required Rust version to 1.67. (#221)

This commit upgrades the minimum required Rust version to 1.67 and applies a Clippy-suggested fix.
NLnetLabs · Aug 23, 2023 · 642331f · 642331f
1 parent 81e09de
commit 642331f
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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
-        rust: [1.65.0, stable, beta, nightly]
+        rust: [1.67.0, stable, beta, nightly]
     steps:
     - name: Checkout repository
       uses: actions/checkout@v1

diff --git a/src/lib.rs b/src/lib.rs
@@ -109,7 +109,7 @@
 #![allow(clippy::uninlined_format_args)]
 #![cfg_attr(docsrs, feature(doc_cfg))]
 
-#[cfg(any(feature = "std"))]
+#[cfg(feature = "std")]
 #[allow(unused_imports)] // Import macros even if unused.
 #[macro_use]
 extern crate std;