Fix non-nightly clippy.

Author: kinetiknz

.github/workflows/build.yml

@@ -41,8 +41,14 @@ jobs:
       run: rustup run ${{ matrix.rust }} cargo fmt --all -- --check
 
     - name: Clippy
+      shell: bash
+      run: rustup run ${{ matrix.rust }} cargo clippy --all -- -D warnings
+      if: matrix.rust != 'nightly'
+
+    - name: Clippy (nightly)
       shell: bash
       run: rustup run ${{ matrix.rust }} cargo clippy --all -- -D warnings -A clippy::upper_case_acronyms
+      if: matrix.rust == 'nightly'
 
     - name: Test (release)
       shell: bash