Use Leeway version v0.7.1

Author: mads-hartmann

dev/image/Dockerfile

@@ -57,8 +57,9 @@ RUN cd /usr/bin && curl -fsSL https://github.com/cert-manager/cert-manager/relea
 RUN cd /usr/bin && curl -fsSL https://github.com/praetorian-inc/gokart/releases/download/v0.4.0/gokart_0.4.0_linux_x86_64.tar.gz | tar xzv --no-anchored gokart
 
 # leeway
+ARG LEEWAY_VERSION=0.7.1
 ENV LEEWAY_MAX_PROVENANCE_BUNDLE_SIZE=8388608
-RUN cd /usr/bin && curl -fsSL https://github.com/gitpod-io/leeway/releases/download/v0.5.2/leeway_0.5.2_Linux_x86_64.tar.gz | tar xz
+RUN cd /usr/bin && curl -fsSL https://github.com/gitpod-io/leeway/releases/download/v${LEEWAY_VERSION}/leeway_${LEEWAY_VERSION}_Linux_x86_64.tar.gz | tar xz
 
 # evans (gRPC client)
 RUN cd /usr/bin && curl -fsSL https://github.com/ktr0731/evans/releases/download/v0.10.6/evans_linux_amd64.tar.gz | tar xz evans