Added missing 't' from the end of the /images/{{id}}/get eg.

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Merge pull request #8060 from SvenDowideit/missing-t-in-get-api-eg

Added missing 't' from the end of the /images/{{id}}/get eg.