Reinstate imports

Author: wilkinsona

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/test/java/org/springframework/boot/gradle/tasks/bundling/PomCondition.java

@@ -22,6 +22,8 @@
 import java.util.HashSet;
 import java.util.Set;
 
+import org.assertj.core.api.Condition;
+import org.assertj.core.description.Description;
 import org.assertj.core.description.TextDescription;
 
 import org.springframework.util.FileCopyUtils;