libclang: Add period to typedef kind docblock

All of the other docblocks for the CXCursor_* cursor kind enum values
include documentation that ends with a period. Add a period to the end
of the CXCursor_TypedefDecl documentation to follow this convention.

Patch by Brian Gesiak!

llvm-svn: 244715

clang/include/clang-c/Index.h

@@ -1573,7 +1573,7 @@ enum CXCursorKind {
   CXCursor_ObjCImplementationDecl        = 18,
   /** \brief An Objective-C \@implementation for a category. */
   CXCursor_ObjCCategoryImplDecl          = 19,
-  /** \brief A typedef */
+  /** \brief A typedef. */
   CXCursor_TypedefDecl                   = 20,
   /** \brief A C++ class method. */
   CXCursor_CXXMethod                     = 21,