Clarify `project-name` ID in REST API documentation

If the `project-name` ID ends with `.git`, the suffix is automatically
removed. Clarify this in the documentation.

Change-Id: Ic8f1e3f35838a5e1e44b786333156b8ea13e7bc2
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>
1 file changed