Merge pull request #1247 from gradle/gk/removeSpotlessExample

Removed the spotless maven caching example due to it being incomplete

build-caching-maven-samples/README.md

@@ -20,6 +20,5 @@ The following Maven plugins are demonstrated:
 - PMD: `org.apache.maven.plugins:maven-pmd-plugin`
 - Protobuf: `com.github.os72:protoc-jar-maven-plugin`
 - Spotbugs: `com.github.spotbugs:spotbugs-maven-plugin`
-- Spotless: `com.diffplug.spotless:spotless-maven-plugin`
 - Spring Cloud Contract: `org.springframework.cloud:spring-cloud-contract-maven-plugin`
 - Webstart: `org.codehaus.mojo:webstart-maven-plugin` (Java 1.8 only)

build-caching-maven-samples/pom.xml

@@ -22,7 +22,6 @@
     <module>pmd-project</module>
     <module>protobuf-project</module>
     <module>spotbugs-project</module>
-    <module>spotless-project</module>
     <module>spring-cloud-contract-project</module>
 
     <!-- Webstart/JNLP only works when run with JDK 1.8 or earlier, so it is excluded by default. -->