build: Update wsdd to v0.8 (#328)

Dockerfile

@@ -25,7 +25,7 @@ RUN apt-get update && \
 COPY ./src /run/
 COPY ./assets /run/assets
 
-ADD https://raw.githubusercontent.com/christgau/wsdd/master/src/wsdd.py /usr/sbin/wsdd
+ADD https://raw.githubusercontent.com/christgau/wsdd/v0.8/src/wsdd.py /usr/sbin/wsdd
 ADD https://github.com/qemus/virtiso/releases/download/v0.1.248/virtio-win-0.1.248.iso /run/drivers.iso
 
 RUN chmod +x /run/*.sh && chmod +x /usr/sbin/wsdd