base: Fix "since" annotation on GHC.ExecutionStack

I have no idea where "4.11" came from.

base: Fix "since" annotation on GHC.ExecutionStack
I have no idea where "4.11" came from.
ad532ded · Ben Gamari · cf5ff08f · ad532ded · ad532ded
Commit ad532ded authored Apr 10, 2016 by Ben Gamari 🐢
--- a/libraries/base/GHC/ExecutionStack.hs
+++ b/libraries/base/GHC/ExecutionStack.hs
@@ -26,7 +26,7 @@
 --  ,("RTS expects libdw","YES")
 -- @
 --
-- /Since: 4.11.0.0/
+-- /Since: 4.9.0.0/
 -----------------------------------------------------------------------------

 module GHC.ExecutionStack (

--- a/libraries/base/GHC/ExecutionStack/Internal.hsc
+++ b/libraries/base/GHC/ExecutionStack/Internal.hsc
@@ -10,7 +10,7 @@
 --
 -- Internals of the `GHC.ExecutionStack` module
 --
-- /Since: 4.11.0.0/
+-- /Since: 4.9.0.0/
 -----------------------------------------------------------------------------

 #include "HsFFI.h"