Update Dockerfile to `ADD` Arial.ttf (#5084)

Dockerfile

@@ -21,8 +21,11 @@ WORKDIR /usr/src/app
 # Copy contents
 COPY . /usr/src/app
 
+# Downloads to user config dir
+ADD https://ultralytics.com/assets/Arial.ttf /root/.config/Ultralytics/
+
 # Set environment variables
-ENV HOME=/usr/src/app
+# ENV HOME=/usr/src/app
 
 
 # Usage Examples -------------------------------------------------------------------------------------------------------