Merge #44: Bump actions-rust-lang/setup-rust-toolchain to v1.16.0

6d8b7c8 chore(ci): bump `actions-rust-lang/setup-rust-toolchain` to v1.16.0 (Luis Schwab)

Pull request description:

  Overrides #35

  ## Changelog
  ```
  - Bump `actions-rust-lang/setup-rust-toolchain` to v1.16.0 on the `audit.yml` workflow
  ```

ACKs for top commit:
  ValuedMammal:
    ACK 6d8b7c8

Tree-SHA512: 980e655712ddb8a0937a752ddbb2e27ad6f0e66a83917bfc447b6b80caae442858896d6255669410a5b1306b612b4da64c6423357dbaef09f9470eaa57097a8c

Author: ValuedMammal

.github/workflows/audit.yml

@@ -12,7 +12,7 @@ on:
       - '**/Cargo-recent.lock'
       - '**/Cargo-minimal.lock'
   schedule:
-    - cron: '0 0 * * 0' # At 00:00 on Sunday
+    - cron: '0 0 * * 0' # Sunday @ 00:00:00 UTC
   workflow_dispatch:
 env:
   CARGO_TERM_COLOR: always
@@ -35,7 +35,7 @@ jobs:
           persist-credentials: false
 
       - name: Install Rust toolchain and configure cache
-        uses: actions-rust-lang/setup-rust-toolchain@1780873c7b576612439a134613cc4cc74ce5538c # v1
+        uses: actions-rust-lang/setup-rust-toolchain@2b1f5e9b395427c92ee4e3331786ca3c37afe2d7 # v1.16.0
         with:
           toolchain: stable
           cache: true