update config.json

openlane/tiny_user_project/config.json

diff --git a/openlane/tiny_user_project/config.json b/openlane/tiny_user_project/config.json
index cbb9b4c..1130150 100644
--- a/openlane/tiny_user_project/config.json
+++ b/openlane/tiny_user_project/config.json
@@ -11,6 +11,8 @@
     "CLOCK_PORT": "io_in[0]",
     "CLOCK_NET": "io_in[0]",
     "FP_PIN_ORDER_CFG": "dir::pin_order.cfg",
+    "DIE_AREA": "0 0 700 700",
+    "FP_SIZING": "absolute",
     "FP_CORE_UTIL": 45,
     "PL_BASIC_PLACEMENT": 1,
     "PL_TARGET_DENSITY": 0.50,