Documentation: fix typos in rest api docs.

Change-Id: I27f0f519b7848fdc8639f0f0d9367c4507c92b27
diff --git a/Documentation/rest-api-projects.txt b/Documentation/rest-api-projects.txt
index 55eff49..8f7a3bd 100644
--- a/Documentation/rest-api-projects.txt
+++ b/Documentation/rest-api-projects.txt
@@ -526,7 +526,7 @@
 Currently only supported for the `default` dashboard.
 
 The request body does not need to include a link:#dashboard-input[
-DashbaordInput] entity if no commit message is specified.
+DashboardInput] entity if no commit message is specified.
 
 Please note that some proxies prohibit request bodies for DELETE
 requests.