[docker] Build docker in Travis PR & Fix image build failing (#9787)

Co-authored-by: Ian Rodney <ian.rodney@gmail.com>

docker/ray/Dockerfile

@@ -0,0 +1,7 @@
+FROM rayproject/base-deps
+ARG WHEEL_PATH
+# For Click
+ENV LC_ALL=C.UTF-8
+ENV LANG=C.UTF-8
+COPY $WHEEL_PATH .
+RUN $HOME/anaconda3/bin/pip --no-cache-dir install `basename $WHEEL_PATH`[all]