Fix mapping from dto to web model

kafka-ui-api/src/main/java/com/provectus/kafka/ui/cluster/model/InternalCompatibilityCheck.java

@@ -6,5 +6,5 @@ import lombok.Data;
 @Data
 public class InternalCompatibilityCheck {
     @JsonProperty("is_compatible")
-    private final boolean isCompatible;
+    private boolean isCompatible;
 }