Upgrade to Mockito 1.10.8

Closes gh-1892

spring-boot-dependencies/pom.xml

@@ -96,7 +96,7 @@
 		<log4j.version>1.2.17</log4j.version>
 		<log4j2.version>2.1</log4j2.version>
 		<logback.version>1.1.2</logback.version>
-		<mockito.version>1.9.5</mockito.version>
+		<mockito.version>1.10.8</mockito.version>
 		<mongodb.version>2.12.4</mongodb.version>
 		<mysql.version>5.1.34</mysql.version>
 		<reactor.version>1.1.5.RELEASE</reactor.version>