added pulse-audio to docker arm file

config/docker/Dockerfile_arm64

@@ -81,6 +81,7 @@ RUN apt-get update -y && \
             libsdl2-dev \
             libvorbis-dev \
             libglut-dev \
+            pulseaudio-utils \
             libopenal-dev; \
     fi && \
     rm -rf /var/lib/apt/lists/* && \
@@ -99,4 +100,4 @@ RUN ln -s ballisticakit* run
 EXPOSE 43210/udp
 
 # Set the default command to run the application
-CMD [ "./run" ]
+CMD [ "./run" ]