ci: don't use --insecure mbedTLS has fixed their certificate. 🎉
diff --git a/azure-pipelines/docker/bionic b/azure-pipelines/docker/bionic
index 2b95b0c..65a1406 100644
--- a/azure-pipelines/docker/bionic
+++ b/azure-pipelines/docker/bionic
@@ -25,7 +25,7 @@ RUN apt-get update && \
FROM apt AS mbedtls
RUN cd /tmp && \
- curl --insecure --location --silent --show-error https://tls.mbed.org/download/mbedtls-2.16.2-apache.tgz | \
+ curl --location --silent --show-error https://tls.mbed.org/download/mbedtls-2.16.2-apache.tgz | \
tar -xz && \
cd mbedtls-2.16.2 && \
scripts/config.pl set MBEDTLS_MD4_C 1 && \
diff --git a/azure-pipelines/docker/xenial b/azure-pipelines/docker/xenial
index ce91dc1..bfb96d9 100644
--- a/azure-pipelines/docker/xenial
+++ b/azure-pipelines/docker/xenial
@@ -29,7 +29,7 @@ RUN apt-get update && \
FROM apt AS mbedtls
RUN cd /tmp && \
- curl --insecure --location --silent --show-error https://tls.mbed.org/download/mbedtls-2.16.2-apache.tgz | \
+ curl --location --silent --show-error https://tls.mbed.org/download/mbedtls-2.16.2-apache.tgz | \
tar -xz && \
cd mbedtls-2.16.2 && \
scripts/config.pl set MBEDTLS_MD4_C 1 && \