github actions: Update recommended Rust to 1.93.0

Signed-off-by: mulhern <amulhern@redhat.com>

Author: mulkieran

.github/workflows/main.yml

@@ -54,7 +54,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           components: cargo
-          toolchain: 1.92.0  # CURRENT DEVELOPMENT RUST TOOLCHAIN
+          toolchain: 1.93.0  # CURRENT DEVELOPMENT RUST TOOLCHAIN
       - uses: baptiste0928/cargo-install@v3
         with:
           crate: typos-cli