Bump the pubspec version.

I forgot to do this in ec85232125313a6a8d86ff408e9bcce5cb7d68c2.

R=rnystrom@google.com

Review URL: https://codereview.chromium.org//1767113006 .
diff --git a/pubspec.yaml b/pubspec.yaml
index 9ef3b41..9c457cf 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: glob
-version: 1.1.0
+version: 1.1.1
 author: "Dart Team <misc@dartlang.org>"
 homepage: https://github.com/dart-lang/glob
 description: Bash-style filename globbing.