Upgrade to Spring REST Docs 1.1.2.RELEASE

Closes gh-6949

Author: wilkinsona

spring-boot-dependencies/pom.xml

@@ -155,7 +155,7 @@
 		<spring-loaded.version>1.2.6.RELEASE</spring-loaded.version>
 		<spring-mobile.version>1.1.5.RELEASE</spring-mobile.version>
 		<spring-plugin.version>1.2.0.RELEASE</spring-plugin.version>
-		<spring-restdocs.version>1.1.1.RELEASE</spring-restdocs.version>
+		<spring-restdocs.version>1.1.2.RELEASE</spring-restdocs.version>
 		<spring-retry.version>1.1.3.RELEASE</spring-retry.version>
 		<spring-security.version>4.1.3.RELEASE</spring-security.version>
 		<spring-security-jwt.version>1.0.5.RELEASE</spring-security-jwt.version>