Update codecov.yml

Author: stacksjb

.github/workflows/codecov.yml

@@ -16,6 +16,8 @@ jobs:
 
       - name: Install ALSA development files
         run: sudo apt-get update && sudo apt-get install -y libasound2-dev
+      - name: Install pkg-config
+        run: sudo apt-get install -y pkg-config
 
       - name: Build and test
         run: cargo test --workspace --all-targets