HHH-13083 Add support for st_makeenvelope in PostGIS dialect

https://postgis.net/docs/ST_MakeEnvelope.html

Author: berndhopp

hibernate-spatial/src/main/java/org/hibernate/spatial/dialect/postgis/PostgisFunctions.java

@@ -45,6 +45,11 @@ class PostgisFunctions extends SpatialFunctionsRegistry {
 						"st_envelope"
 				)
 		);
+		put(
+				"makeenvelope", new StandardSQLFunction(
+						"st_makeenvelope"
+				)
+		);
 		put(
 				"astext", new StandardSQLFunction(
 						"st_astext",