chore: add CI deps for Avahi

Author: devgianlu

.github/workflows/build_test.yml

@@ -22,7 +22,7 @@ jobs:
 
       - name: Install Linux dependencies
         if: runner.os == 'Linux'
-        run: sudo apt-get update && sudo apt-get install -y libasound2-dev libvorbis-dev libogg-dev
+        run: sudo apt-get update && sudo apt-get install -y libasound2-dev libvorbis-dev libogg-dev libavahi-client-dev
 
       - name: Install macOS dependencies
         if: runner.os == 'macOS'