Update nohttp-gradle to 0.0.8

Issue gh-344

build.gradle

@@ -2,7 +2,7 @@ buildscript {
 	dependencies {
 		classpath 'io.spring.gradle:spring-build-conventions:0.0.37'
 		classpath "org.springframework.boot:spring-boot-gradle-plugin:$springBootVersion"
-		classpath 'io.spring.nohttp:nohttp-gradle:0.0.5.RELEASE'
+		classpath 'io.spring.nohttp:nohttp-gradle:0.0.8'
 	}
 	repositories {
 		maven {