[YAML thing] Allow "configuration" in syntax as alternative to "config" (#5332)

For thing and channel.

Signed-off-by: Laurent Garnier <lg.hc@free.fr>

Author: lolodomo

bundles/org.openhab.core.model.yaml/src/main/java/org/openhab/core/model/yaml/internal/things/YamlChannelDTO.java

@@ -23,6 +23,8 @@
 import org.openhab.core.thing.type.ChannelKind;
 import org.openhab.core.thing.type.ChannelTypeUID;
 
+import com.fasterxml.jackson.annotation.JsonAlias;
+
 /**
  * The {@link YamlChannelDTO} is a data transfer object used to serialize a channel in a YAML configuration file.
  *
@@ -36,6 +38,7 @@ public class YamlChannelDTO {
     public String itemDimension;
     public String label;
     public String description;
+    @JsonAlias("configuration")
     public Map<@NonNull String, @NonNull Object> config;
 
     public YamlChannelDTO() {

bundles/org.openhab.core.model.yaml/src/main/java/org/openhab/core/model/yaml/internal/things/YamlThingDTO.java

@@ -25,6 +25,8 @@
 import org.openhab.core.thing.ChannelUID;
 import org.openhab.core.thing.ThingUID;
 
+import com.fasterxml.jackson.annotation.JsonAlias;
+
 /**
  * The {@link YamlThingDTO} is a data transfer object used to serialize a thing in a YAML configuration file.
  *
@@ -38,6 +40,7 @@ public class YamlThingDTO implements YamlElement, Cloneable {
     public String bridge;
     public String label;
     public String location;
+    @JsonAlias("configuration")
     public Map<@NonNull String, @NonNull Object> config;
     public Map<@NonNull String, @NonNull YamlChannelDTO> channels;