fix comment

tjkemper · web-flow · commit c14f7d4e9906 · 2017-01-03T18:15:36.000-05:00
The ! prefix will unignore the file.
diff --git a/Maven.gitignore b/Maven.gitignore
@@ -8,5 +8,5 @@ dependency-reduced-pom.xml
 buildNumber.properties
 .mvn/timing.properties
 
-# Exclude maven wrapper
+# Unignore maven wrapper jar
 !/.mvn/wrapper/maven-wrapper.jar
