REST API documentation: clean up missing links

Change-Id: If8906e4cca09edaa645587a8334e60839d3ede74
diff --git a/src/main/resources/Documentation/rest-api-hello.md b/src/main/resources/Documentation/rest-api-hello.md
index ac4b34c..a31f4ce 100644
--- a/src/main/resources/Documentation/rest-api-hello.md
+++ b/src/main/resources/Documentation/rest-api-hello.md
@@ -7,7 +7,7 @@
 
 SYNOPSIS
 --------
->     POST /changes/link:#change-id[\{change-id\}]/revisions/link:#revision-id[\{revision-id\}]/cookbook-plugin~say-hello
+>     POST /changes/{change-id}/revisions/{revision-id}/cookbook-plugin~say-hello
 
 DESCRIPTION
 -----------