list the deprecated hook markers to ease grep

Author: RonnyPfannschmidt

doc/en/deprecations.rst

@@ -90,6 +90,20 @@ should be changed to:
     def pytest_runtest_call():
         ...
 
+changed attributes:
+
+* hookimpl
+
+    * tryfirst
+    * trylast
+    * optionalhook
+    * hookwrapper
+
+* hookwrapper
+
+  * firstresult
+  * historic
+
 
 ``py.path.local`` arguments for hooks replaced with ``pathlib.Path``
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~