Update scan-build help diagnostic.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65223 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/scan-build b/utils/scan-build
index 5fea80b..0ff0b2b 100755
--- a/utils/scan-build
+++ b/utils/scan-build
@@ -911,7 +911,7 @@
  -constraints [model] - Specify the contraint engine used by the analyzer.
                         By default the 'range' model is used.  Specifying 
                         'basic' uses a simpler, less powerful constraint model
-                        used by checker-0.161 and earlier.
+                        used by checker-0.160 and earlier.
 
  -store [model] - Specify the store model used by the analyzer. By default,
                   the 'basic' store model is used. 'region' specifies a field-