Update spring-cloud-build to 2.3.1.RELEASE

README.adoc

@@ -4,6 +4,7 @@ Manual changes to this file will be lost when it is generated again.
 Edit the files in the src/main/asciidoc/ directory instead.
 ////
 
+
 image:https://circleci.com/gh/spring-cloud/spring-cloud-cli.svg?style=svg["CircleCI", link="https://circleci.com/gh/spring-cloud/spring-cloud-cli"]
 
 Spring Boot CLI provides https://projects.spring.io/spring-boot[Spring
@@ -323,4 +324,4 @@ Go to `File` -> `Settings` -> `Other settings` -> `Checkstyle`. There click on t
 - `checkstyle.suppressions.file` - default suppressions. Please point it to the Spring Cloud Build's, `spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml` file either in your cloned repo or via the `https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/spring-cloud-build-tools/src/checkstyle/checkstyle-suppressions.xml` URL.
 - `checkstyle.additional.suppressions.file` - this variable corresponds to suppressions in your local project. E.g. you're working on `spring-cloud-contract`. Then point to the `project-root/src/checkstyle/checkstyle-suppressions.xml` folder. Example for `spring-cloud-contract` would be: `/home/username/spring-cloud-contract/src/checkstyle/checkstyle-suppressions.xml`.
 
-IMPORTANT: Remember to set the `Scan Scope` to `All sources` since we apply checkstyle rules for production and test sources.
+IMPORTANT: Remember to set the `Scan Scope` to `All sources` since we apply checkstyle rules for production and test sources.

pom.xml

@@ -9,7 +9,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>2.2.3.RELEASE</version>
+		<version>2.3.1.RELEASE</version>
 		<relativePath/>
 	</parent>
 	<packaging>pom</packaging>