Updated tri-buf name

sky130/openlane/sky130_fd_sc_hd/tribuff_map.v

diff --git a/sky130/openlane/sky130_fd_sc_hd/tribuff_map.v b/sky130/openlane/sky130_fd_sc_hd/tribuff_map.v
index 0bbfd9f..46f9b3f 100644
--- a/sky130/openlane/sky130_fd_sc_hd/tribuff_map.v
+++ b/sky130/openlane/sky130_fd_sc_hd/tribuff_map.v
@@ -1,5 +1,5 @@
 module \$_TBUF_ (input A, input E, output Y);
-  sky130_fd_sc_hd__ebufn_2 _TECHMAP_REPLACE_ (
+  sky130_fd_sc_hd__ebufn_2 _TECHMAP_EBUF_N_ (
     .A(A),
     .Z(Z),
     .TE_B(~E));