Add "initiate" to imperative word whitelist.

Nurdok · Nurdok · commit cc5a96b356e2 · 2019-07-12T13:15:35.000+03:00
diff --git a/src/pydocstyle/data/imperatives.txt b/src/pydocstyle/data/imperatives.txt
@@ -104,6 +104,7 @@ indicate
 init
 initialise
 initialize
+initiate
 input
 insert
 instantiate
