readded spring-boot-maven-plugin for taskana-rest-spring-example

manifest.yml

@@ -2,6 +2,7 @@
 applications:
 - name: taskana-rest
   path: taskana-rest-spring-example.jar
-  buildpack: https://github.com/cloudfoundry/java-buildpack.git#v3.10
+  buildpacks: 
+  - https://github.com/cloudfoundry/java-buildpack.git#v3.10
   memory: 512M
   disk_quota: 256M

rest/taskana-rest-spring-example/pom.xml

@@ -129,6 +129,10 @@
 
 	<build>
 		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
 			<plugin>
 				<artifactId>maven-resources-plugin</artifactId>
 				<executions>