Use DEFACLOBJ_ macros in error message instead of hardcoding

src/backend/catalog/objectaddress.c

@@ -1849,8 +1849,13 @@ get_object_address_defacl(List *object, bool missing_ok)
 		default:
 			ereport(ERROR,
 					(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
-				  errmsg("unrecognized default ACL object type %c", objtype),
-					 errhint("Valid object types are \"r\", \"S\", \"f\", \"T\" and \"s\".")));
+				  errmsg("unrecognized default ACL object type \"%c\"", objtype),
+					 errhint("Valid object types are \"%c\", \"%c\", \"%c\", \"%c\", \"%c\".",
+							 DEFACLOBJ_RELATION,
+							 DEFACLOBJ_SEQUENCE,
+							 DEFACLOBJ_FUNCTION,
+							 DEFACLOBJ_TYPE,
+							 DEFACLOBJ_NAMESPACE)));
 	}
 
 	/*

src/test/regress/expected/object_address.out

@@ -274,11 +274,11 @@ WARNING:  error for user mapping,{addr_nsp,zwei},{integer}: user mapping for use
 WARNING:  error for user mapping,{eins,zwei,drei},{}: argument list length must be exactly 1
 WARNING:  error for user mapping,{eins,zwei,drei},{integer}: user mapping for user "eins" on server "integer" does not exist
 WARNING:  error for default acl,{eins},{}: argument list length must be exactly 1
-WARNING:  error for default acl,{eins},{integer}: unrecognized default ACL object type i
+WARNING:  error for default acl,{eins},{integer}: unrecognized default ACL object type "i"
 WARNING:  error for default acl,{addr_nsp,zwei},{}: argument list length must be exactly 1
-WARNING:  error for default acl,{addr_nsp,zwei},{integer}: unrecognized default ACL object type i
+WARNING:  error for default acl,{addr_nsp,zwei},{integer}: unrecognized default ACL object type "i"
 WARNING:  error for default acl,{eins,zwei,drei},{}: argument list length must be exactly 1
-WARNING:  error for default acl,{eins,zwei,drei},{integer}: unrecognized default ACL object type i
+WARNING:  error for default acl,{eins,zwei,drei},{integer}: unrecognized default ACL object type "i"
 WARNING:  error for transform,{eins},{}: argument list length must be exactly 1
 WARNING:  error for transform,{eins},{integer}: type "eins" does not exist
 WARNING:  error for transform,{addr_nsp,zwei},{}: name list length must be exactly 1