[ci] Update Copyright date

hazendaz · hazendaz · commit 4e8be85f0a7f · 2017-08-21T17:01:05.000-04:00
diff --git a/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java b/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java
@@ -1,5 +1,5 @@
 /**
- *    Copyright 2009-2015 the original author or authors.
+ *    Copyright 2009-2017 the original author or authors.
  *
  *    Licensed under the Apache License, Version 2.0 (the "License");
  *    you may not use this file except in compliance with the License.

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`/**`
`2`		`- * Copyright 2009-2015 the original author or authors.`
	`2`	`+ * Copyright 2009-2017 the original author or authors.`
`3`	`3`	`*`
`4`	`4`	`* Licensed under the Apache License, Version 2.0 (the "License");`
`5`	`5`	`* you may not use this file except in compliance with the License.`