fix: match kind with CRD manifest

Author: metacosm

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/event/EventSourceTestCustomResource.java

@@ -8,7 +8,7 @@
 
 @Group("sample.javaoperatorsdk")
 @Version("v1")
-@Kind("EventSourceSample")
+@Kind("Eventsourcesample")
 public class EventSourceTestCustomResource
     extends CustomResource<EventSourceTestCustomResourceSpec, EventSourceTestCustomResourceStatus>
     implements Namespaced {}

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/retry/RetryTestCustomResource.java

@@ -8,7 +8,7 @@
 
 @Group("sample.javaoperatorsdk")
 @Version("v1")
-@Kind("RetrySample")
+@Kind("retrysample")
 public class RetryTestCustomResource
     extends CustomResource<RetryTestCustomResourceSpec, RetryTestCustomResourceStatus>
     implements Namespaced {}

operator-framework/src/test/java/io/javaoperatorsdk/operator/sample/subresource/SubResourceTestCustomResource.java

@@ -8,7 +8,7 @@
 
 @Group("sample.javaoperatorsdk")
 @Version("v1")
-@Kind("SubResourceSample")
+@Kind("SubresourceSample")
 public class SubResourceTestCustomResource
     extends CustomResource<SubResourceTestCustomResourceSpec, SubResourceTestCustomResourceStatus>
     implements Namespaced {}