[CI:DOCS] Fix carriage returns in API v2 header
ReadTheDocs was wrapping lines and removing leading spaces unless there
a blank line in between.  This adds the blank lines to make the
examples more readable on
// return values can all change.
//
// To start the service and keep it running for 5,000 seconds (-t 0 runs forever):
+//
// podman system service -t 5000 &
//
// You can then use cURL on the socket using requests documented below.
// See podman-service(1) for more information.
//
// Quick Examples:
+//
// 'podman info'
+//
// curl --unix-socket /run/podman/podman.sock http://d/v1.0.0/libpod/info
+//
// 'podman pull quay.io/containers/podman'
+//
// curl -XPOST --unix-socket /run/podman/podman.sock -v 'http://d/v1.0.0/images/create?fromImage=quay.io%2Fcontainers%2Fpodman'
+//
// 'podman list images'
+//
// curl --unix-socket /run/podman/podman.sock -v 'http://d/v1.0.0/libpod/images/json' | jq
//
// Terms Of Service:
