Use correct fix-it location for -Wblock-capture-autoreleasing

The '__autoreleasing' keyword should be inserted after the Objective-C pointer
type.

rdar://30123548

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@295381 91177308-0d34-0410-b5e6-96231b3b80d8
(cherry picked from commit f15212893a4b02efb3f2cd63b771370a97a139ea)
2 files changed