Update ARNocAlphaLinuxPixelStreamingClient

Docker/ARNocAlphaLinuxPixelStreamingClient

@@ -13,10 +13,12 @@ COPY . /tmp/project
 
 # Build and package our Unreal project
 WORKDIR /tmp/project
-
 RUN chmod +x ./arno-init.sh
 RUN bash arno-init.sh
 
+# build process needs rwx privileges
+RUN chmod -R 777 .
+
 USER ue4
 
 RUN /home/ue4/UnrealEngine/Engine/Build/BatchFiles/RunUAT.sh \