fix(deploy): add CA's in to cloud image (#11892)

I forgot to include this in the image such that dev can verify
ClickHouse.

Dockerfile.cloud

@@ -8,6 +8,13 @@ WORKDIR /code/
 
 USER root
 
+# TLS: add in our own root CAs for the deployment environment, such that we can
+# validate certs. See
+# https://github.com/PostHog/posthog-cloud-infra/tree/main/pki for details of
+# the setup.
+COPY ./certs/* /usr/local/share/ca-certificates/
+RUN chmod 644 /usr/local/share/ca-certificates/posthog-*.crt && update-ca-certificates
+
 # Add in requirements we don't have in the base image
 COPY requirements.txt /code/cloud_requirements.txt
 RUN pip install -r cloud_requirements.txt --no-cache-dir