TileSet: Bind tile_set_shape_offset and getter

Fixes #21476.

scene/resources/tile_set.cpp

@@ -956,6 +956,8 @@ void TileSet::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("tile_get_region", "id"), &TileSet::tile_get_region);
 	ClassDB::bind_method(D_METHOD("tile_set_shape", "id", "shape_id", "shape"), &TileSet::tile_set_shape);
 	ClassDB::bind_method(D_METHOD("tile_get_shape", "id", "shape_id"), &TileSet::tile_get_shape);
+	ClassDB::bind_method(D_METHOD("tile_set_shape_offset", "id", "shape_id", "shape_offset"), &TileSet::tile_set_shape_offset);
+	ClassDB::bind_method(D_METHOD("tile_get_shape_offset", "id", "shape_id"), &TileSet::tile_get_shape_offset);
 	ClassDB::bind_method(D_METHOD("tile_set_shape_transform", "id", "shape_id", "shape_transform"), &TileSet::tile_set_shape_transform);
 	ClassDB::bind_method(D_METHOD("tile_get_shape_transform", "id", "shape_id"), &TileSet::tile_get_shape_transform);
 	ClassDB::bind_method(D_METHOD("tile_set_shape_one_way", "id", "shape_id", "one_way"), &TileSet::tile_set_shape_one_way);