[otbn] Add missing parameters when !OTBN_BUILD_MODEL

Signed-off-by: Rupert Swarbrick <rswarbrick@lowrisc.org>
diff --git a/hw/ip/otbn/rtl/otbn.sv b/hw/ip/otbn/rtl/otbn.sv
index 3cf29de..7aba7fd 100644
--- a/hw/ip/otbn/rtl/otbn.sv
+++ b/hw/ip/otbn/rtl/otbn.sv
@@ -626,7 +626,9 @@
     otbn_core #(
       .RegFile(RegFile),
       .DmemSizeByte(DmemSizeByte),
-      .ImemSizeByte(ImemSizeByte)
+      .ImemSizeByte(ImemSizeByte),
+      .RndCnstUrndLfsrSeed(RndCnstUrndLfsrSeed),
+      .RndCnstUrndChunkLfsrPerm(RndCnstUrndChunkLfsrPerm)
     ) u_otbn_core (
       .clk_i,
       .rst_ni,