ci: use alsa:null device when running beep on Linux

Author: roderickvd

.github/workflows/sanitizers.yml

@@ -99,11 +99,20 @@ jobs:
 
       - name: Build and run beep example with sanitizer
         run: |
-          cargo +nightly run \
-            -Zbuild-std \
-            --target ${{ matrix.target }} \
-            --example beep \
-            --verbose
+          if [ "$RUNNER_OS" == "Linux" ]; then
+            cargo +nightly run \
+              -Zbuild-std \
+              --target ${{ matrix.target }} \
+              --example beep \
+              --verbose \
+              -- --device "alsa:null"
+          else
+            cargo +nightly run \
+              -Zbuild-std \
+              --target ${{ matrix.target }} \
+              --example beep \
+              --verbose
+          fi
 
       - name: Upload sanitizer logs
         if: failure()