[top] connect crashdump from alert_handler to rstmgr

Signed-off-by: Timothy Chen <timothytim@google.com>
diff --git a/hw/top_earlgrey/data/top_earlgrey.hjson b/hw/top_earlgrey/data/top_earlgrey.hjson
index 7c815da..cbbcd40 100644
--- a/hw/top_earlgrey/data/top_earlgrey.hjson
+++ b/hw/top_earlgrey/data/top_earlgrey.hjson
@@ -410,7 +410,8 @@
       'pwrmgr.pwr_flash' : ['flash_ctrl.pwrmgr'],
       'pwrmgr.pwr_rst'   : ['rstmgr.pwr'],
       'pwrmgr.pwr_clk'   : ['clkmgr.pwr'],
-      'flash_ctrl.keymgr': ['keymgr.flash']
+      'flash_ctrl.keymgr': ['keymgr.flash'],
+      'alert_handler.crashdump': ['rstmgr.alert_dump']
     }
 
     // top is to connect to top net/struct.