Change area & density to satisfy checks

openlane/trainable_nn/config.json

diff --git a/openlane/trainable_nn/config.json b/openlane/trainable_nn/config.json
index 20a4d6c..45fee50 100644
--- a/openlane/trainable_nn/config.json
+++ b/openlane/trainable_nn/config.json
@@ -16,10 +16,10 @@
     "CLOCK_PORT": "wb_clk_i",
     "CLOCK_NET": "i_nn.clk",
     "FP_SIZING": "absolute",
-    "DIE_AREA": "0 0 900 1200",
+    "DIE_AREA": "0 0 600 800",
     "FP_PIN_ORDER_CFG": "dir::pin_order.cfg",
     "PL_BASIC_PLACEMENT": 0,
-    "PL_TARGET_DENSITY": 0.25,
+    "PL_TARGET_DENSITY": 0.45,
     "VDD_NETS": ["vccd1"],
     "GND_NETS": ["vssd1"],
     "DIODE_INSERTION_STRATEGY": 4,