testing: use supported golang version in ci container images
Bump the golang version to 1.14.7. Go 1.14 is now the older supported
version, with the recent release of Go.
@@ -12,7 +12,7 @@ RUN true && \
"libcephfs-devel-${cv}" "librados-devel-${cv}" "librbd-devel-${cv}" && \
true
-ENV GOTAR=go1.12.17.linux-amd64.tar.gz
+ENV GOTAR=go1.14.7.linux-amd64.tar.gz
RUN true && \
curl -o /tmp/${GOTAR} https://dl.google.com/go/${GOTAR} && \
tar -x -C /opt/ -f /tmp/${GOTAR} && \
