docs: fix "docker logs" example missing container name

Thanks to rvsasseen for spotting this, and Maximillian Xavier
for the initial pull request.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit bcb2a4c925247617a8c83280e75c780ea5e71aba)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
Upstream-commit: 8c8fb03f159142e953fba5457b483d0550c6e0e5
Component: cli

Author: thaJeztah

components/cli/docs/reference/commandline/logs.md

@@ -71,7 +71,7 @@ In order to retrieve logs before a specific point in time, run:
 $ docker run --name test -d busybox sh -c "while true; do $(echo date); sleep 1; done"
 $ date
 Tue 14 Nov 2017 16:40:00 CET
-$ docker logs -f --until=2s
+$ docker logs -f --until=2s test
 Tue 14 Nov 2017 16:40:00 CET
 Tue 14 Nov 2017 16:40:01 CET
 Tue 14 Nov 2017 16:40:02 CET

components/cli/man/src/container/logs.md

@@ -33,7 +33,7 @@ In order to retrieve logs before a specific point in time, run:
 $ docker run --name test -d busybox sh -c "while true; do $(echo date); sleep 1; done"
 $ date
 Tue 14 Nov 2017 16:40:00 CET
-$ docker logs -f --until=2s
+$ docker logs -f --until=2s test
 Tue 14 Nov 2017 16:40:00 CET
 Tue 14 Nov 2017 16:40:01 CET
 Tue 14 Nov 2017 16:40:02 CET