[dv/alert_handler] Fix merge duplicated error

This PR fixes the error from PR #9123 where the regwen write is
duplicated.

Signed-off-by: Cindy Chen <chencindy@opentitan.org>
diff --git a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
index 76bced3..1dc01c0 100644
--- a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
+++ b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
@@ -134,8 +134,6 @@
 
       // write class_ctrl
       alert_handler_rand_wr_class_ctrl(lock_bit_en);
-      alert_handler_wr_regwen_regs(clr_regwen, alert_regwen, local_alert_regwen, ping_timer_regwen,
-                                   class_regwen);
 
       // randomize crashdump triggered phases
       alert_handler_crashdump_phases();
diff --git a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
index 76bced3..1dc01c0 100644
--- a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
+++ b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_smoke_vseq.sv
@@ -134,8 +134,6 @@
 
       // write class_ctrl
       alert_handler_rand_wr_class_ctrl(lock_bit_en);
-      alert_handler_wr_regwen_regs(clr_regwen, alert_regwen, local_alert_regwen, ping_timer_regwen,
-                                   class_regwen);
 
       // randomize crashdump triggered phases
       alert_handler_crashdump_phases();