Pins yq version to 3.4.1 (#17)

Signed-off-by: Sean Sundberg <seansund@us.ibm.com>

Author: Sean Sundberg

Dockerfile

@@ -92,7 +92,7 @@ RUN curl -LO https://github.com/stedolan/jq/releases/download/jq-1.6/jq-linux64
     chmod a+x jq-linux64 && \
     sudo mv jq-linux64 /usr/local/bin/jq
 
-RUN wget -q -O ./yq $(wget -q -O - https://api.github.com/repos/mikefarah/yq/releases/latest | jq -r '.assets[] | select(.name == "yq_linux_amd64") | .browser_download_url') && \
+RUN wget -q -O ./yq $(wget -q -O - https://api.github.com/repos/mikefarah/yq/releases/tags/3.4.1 | jq -r '.assets[] | select(.name == "yq_linux_amd64") | .browser_download_url') && \
     chmod +x ./yq && \
     sudo mv ./yq /usr/bin/yq