Run rustfmt on 1.62 (rust-lang#85)

Signed-off-by: Yuki Okushi <[email protected]>

Author: JohnTitor

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - run: rustup override set ${{env.MSRV}}
+      - run: rustup override set 1.62
       - run: rustup component add rustfmt
       - uses: Swatinem/[email protected]
       - run: cargo fmt --all -- --check