message: correct broken url
diff: @@ -24,7 +24,7 @@ here are some resources to increase your understanding:
  * Visit the main resource for all things "Indy" to get acquainted with the code base,
  helpful resources, and up-to-date information:
  - `Hyperledger Wiki-Indy <https://wiki.hyperledger.org/projects/indy>`_
  + `Hyperledger Wiki-Indy <https://wiki.hyperledger.org/display/indy>`_
  * The next page contains an extended tutorial introduces Indy, explains how the whole ecosystem works, and how the
  functions in the SDK can be used to construct rich clients.
  