Add curl as explicit dependency in Dockerfile

Even though the base image being used already contains curl it's useful
to be explicit about what dependencies are needed to make it easier when
migrating to a different base image.

core/docker/Dockerfile

@@ -18,7 +18,7 @@ RUN \
     echo 'Acquire::Retries "3";' > /etc/apt/apt.conf.d/80-retries && \
     echo 'Acquire::http::Timeout "15";' > /etc/apt/apt.conf.d/80-timeouts && \
     apt-get update -q && \
-    apt-get install -y -q less python3 && \
+    apt-get install -y -q less python3 curl && \
     rm -rf /var/lib/apt/lists/* && \
     update-alternatives --install /usr/bin/python python /usr/bin/python3 1 && \
     groupadd trino --gid 1000 && \