Raise required compiler to Rust 1.71

Author: dtolnay

.github/workflows/ci.yml

@@ -48,14 +48,14 @@ jobs:
         continue-on-error: true
 
   msrv:
-    name: Rust 1.68.0
+    name: Rust 1.71.0
     needs: pre_ci
     if: needs.pre_ci.outputs.continue
     runs-on: ubuntu-latest
     timeout-minutes: 45
     steps:
       - uses: actions/checkout@v6
-      - uses: dtolnay/rust-toolchain@1.68.0
+      - uses: dtolnay/rust-toolchain@1.71.0
       - run: cargo build
       - run: cargo build --features small
 

Cargo.toml

@@ -10,7 +10,7 @@ exclude = ["build.rs", "*.png"]
 keywords = ["float"]
 license = "Apache-2.0 OR BSL-1.0"
 repository = "https://github.com/dtolnay/ryu"
-rust-version = "1.68"
+rust-version = "1.71"
 
 [features]
 # Use smaller lookup tables. Instead of storing every required power of