Change the entity names to be shorter + add description

src/main/java/org/etsi/osl/tmf/gsm674/model/GeographicSiteEventPayload.java

@@ -6,10 +6,10 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.Valid;
 
 /**
- * TBD
+ * The event data structure
  */
 
-@Schema(name = "GeographicSiteEventPayload", description = "TBD")
+@Schema(name = "GeographicSiteEventPayload", description = "The event data structure")
 @jakarta.annotation.Generated(value = "org.openapitools.codegen.languages.SpringCodegen", date = "2024-04-24T14:24:54.867613034Z[Etc/UTC]", comments = "Generator version: 7.6.0-SNAPSHOT")
 public class GeographicSiteEventPayload {
   @JsonProperty("geographicSite")

src/main/java/org/etsi/osl/tmf/gsm674/model/GeographicSubAddressUnit.java

@@ -11,8 +11,8 @@ import org.etsi.osl.tmf.common.model.BaseRootEntity;
 /**
  * GeographicSubAddressUnit
  */
-@Entity(name = "GeographicSubAddressUnit")
-@Table(name = "GeographicSubAddressUnit")
+@Entity(name = "GeoSubAddUnit")
+@Table(name = "GeoSubAddUnit")
 @jakarta.annotation.Generated(value = "org.openapitools.codegen.languages.SpringCodegen", date = "2024-04-24T14:24:54.867613034Z[Etc/UTC]", comments = "Generator version: 7.6.0-SNAPSHOT")
 public class GeographicSubAddressUnit extends BaseRootEntity {
    @JsonProperty("subUnitNumber")

src/main/java/org/etsi/osl/tmf/gsm674/model/GeographicSubAddressValue.java

@@ -17,8 +17,8 @@ import org.etsi.osl.tmf.common.model.BaseRootEntity;
  * GeographicSubAddressValue
  */
 
-@Entity(name = "GeographicSubAddressValue")
-@Table(name = "GeographicSubAddressValue")
+@Entity(name = "GeoSubAddVal")
+@Table(name = "GeoSubAddVal")
 @jakarta.annotation.Generated(value = "org.openapitools.codegen.languages.SpringCodegen", date = "2024-04-24T14:24:54.867613034Z[Etc/UTC]", comments = "Generator version: 7.6.0-SNAPSHOT")
 public class GeographicSubAddressValue extends BaseRootEntity {
   @JsonProperty("buildingName")