Increase Rust version used for clippy.

Author: reitermarkus

.github/workflows/clippy.yml

@@ -13,6 +13,6 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.73.0
+          toolchain: 1.75.0
           components: clippy
       - run: cargo clippy --all-features -- --deny=warnings