bug(CI): Add curl to docker images

_dev/docker/builder/Dockerfile

@@ -15,6 +15,7 @@ RUN apt-get update && apt-get install -y \
     build-essential \
     zip \
     jq \
+    curl \
     && rm -rf /var/lib/apt/lists/*
 
 COPY --chown=app:app . /fxa

_dev/docker/mono/Dockerfile

@@ -12,6 +12,7 @@ RUN apt-get update && apt-get install -y \
     netcat \
     openssl \
     jq \
+    curl \
     iputils-ping \
     && rm -rf /var/lib/apt/lists/*