[clang-tidy] fix link in Release Notes

Summary: This is intended to fix https://llvm.org/bugs/show_bug.cgi?id=27426

Patch by Kirill Bobyrev!

Reviewers: alexfh, LegalizeAdulthood, hokein

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D19406

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@267155 91177308-0d34-0410-b5e6-96231b3b80d8

docs/ReleaseNotes.rst

@@ -109,7 +109,7 @@ identified.  The improvements since the 3.8 release include:
   Detect multiple statement macros that are used in unbraced conditionals.
 
 - New `misc-pointer-and-integral-operation
-  <http://clang.llvm.org/extra/clang-tidy/checks/misc-misc-pointer-and-integral-operation.html>`_ check
+  <http://clang.llvm.org/extra/clang-tidy/checks/misc-pointer-and-integral-operation.html>`_ check
 
   Warns about suspicious operations involving pointers and integral types.