javadocs fix

Signed-off-by: Attila Mészáros <[email protected]>

Author: csviri

docs/content/docs/custom-resource/reference.md

@@ -57,6 +57,22 @@ This serves as a full reference for FlinkDeployment and FlinkSessionJob custom r
 | Parameter | Type | Docs |
 | ----------| ---- | ---- |
 
+### ConfigObjectNode
+**Class**: org.apache.flink.kubernetes.operator.api.spec.ConfigObjectNode
+
+**Description**: 
+
+| Parameter | Type | Docs |
+| ----------| ---- | ---- |
+
+### ConfigObjectNodeDeserializer
+**Class**: org.apache.flink.kubernetes.operator.api.spec.ConfigObjectNodeDeserializer
+
+**Description**: Allows to deserialize to ConfigObjectNode.
+
+| Parameter | Type | Docs |
+| ----------| ---- | ---- |
+
 ### FlinkDeploymentSpec
 **Class**: org.apache.flink.kubernetes.operator.api.spec.FlinkDeploymentSpec
 
@@ -66,7 +82,7 @@ This serves as a full reference for FlinkDeployment and FlinkSessionJob custom r
 | ----------| ---- | ---- |
 | job | org.apache.flink.kubernetes.operator.api.spec.JobSpec | Job specification for application deployments/session job. Null for session clusters. |
 | restartNonce | java.lang.Long | Nonce used to manually trigger restart for the cluster/session job. In order to trigger restart, change the number to a different non-null value. |
-| flinkConfiguration | java.util.Map<java.lang.String,java.lang.String> | Flink configuration overrides for the Flink deployment or Flink session job. |
+| flinkConfiguration | org.apache.flink.kubernetes.operator.api.spec.ConfigObjectNode | Flink configuration overrides for the Flink deployment or Flink session job. |
 | image | java.lang.String | Flink docker image used to start the Job and TaskManager pods. |
 | imagePullPolicy | java.lang.String | Image pull policy of the Flink docker image. |
 | serviceAccount | java.lang.String | Kubernetes service used by the Flink deployment. |
@@ -87,7 +103,7 @@ This serves as a full reference for FlinkDeployment and FlinkSessionJob custom r
 | ----------| ---- | ---- |
 | job | org.apache.flink.kubernetes.operator.api.spec.JobSpec | Job specification for application deployments/session job. Null for session clusters. |
 | restartNonce | java.lang.Long | Nonce used to manually trigger restart for the cluster/session job. In order to trigger restart, change the number to a different non-null value. |
-| flinkConfiguration | java.util.Map<java.lang.String,java.lang.String> | Flink configuration overrides for the Flink deployment or Flink session job. |
+| flinkConfiguration | org.apache.flink.kubernetes.operator.api.spec.ConfigObjectNode | Flink configuration overrides for the Flink deployment or Flink session job. |
 | deploymentName | java.lang.String | The name of the target session cluster deployment. |
 
 ### FlinkStateSnapshotSpec