Fix kanister-tools dockerfile
@@ -14,7 +14,7 @@ RUN apk -v --update add --no-cache bash curl python py-pip groff less mailcap ca
pip install --upgrade pip && \
pip install --upgrade awscli && \
apk -v --purge del py-pip && \
- rm /var/cache/apk/*
+ rm -f /var/cache/apk/*
RUN curl https://raw.githubusercontent.com/kanisterio/kanister/master/scripts/get.sh | bash
