TEMP: Fix the version of balena-cli to v11.31.17

Version 11.31.18 seems to have introduced a bug with balena deploy
commands:
  https://forums.balena.io/t/balena-deploy-does-not-work-suddenly/100741/11

This change will be reverted once the current version works again.

Dockerfile

@@ -6,10 +6,11 @@ RUN apt-get update && apt-get install -y \
     curl \
     unzip && \
   cd /opt/ && \
-  curl -s https://api.github.com/repos/balena-io/balena-cli/releases/latest | \
-    grep browser_download_url.*balena-cli-v.*-linux-x64-standalone.zip | \
-    cut -d : -f 2,3 | \
-    xargs -n 1 curl -O -sSL && \
+  #curl -s https://api.github.com/repos/balena-io/balena-cli/releases/latest | \
+  #  grep browser_download_url.*balena-cli-v.*-linux-x64-standalone.zip | \
+  #  cut -d : -f 2,3 | \
+  #  xargs -n 1 curl -O -sSL && \
+  curl -O -sSL https://github.com/balena-io/balena-cli/releases/download/v11.31.17/balena-cli-v11.31.17-linux-x64-standalone.zip && \
   unzip balena-cli-*-linux-x64-standalone.zip && \
   ln -s /opt/balena-cli/balena /usr/bin/ && \
   apt-get purge -y \