[keymgr] keymgr integration into top

- integrate keymgr
- hook-up flash seed bus to keymgr

Signed-off-by: Timothy Chen <timothytim@google.com>

[keymgr] update package to pass verilator

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 282cd80..7c815da 100644
--- a/hw/top_earlgrey/data/top_earlgrey.hjson
+++ b/hw/top_earlgrey/data/top_earlgrey.hjson
@@ -406,10 +406,11 @@
   //  e.g flash_ctrl0.flash: [flash_phy0.flash_ctrl]
   inter_module: {
     'connect': {
-      'flash_ctrl.flash': ['eflash.flash_ctrl'],
-      'pwrmgr.pwr_flash': ['flash_ctrl.pwrmgr'],
-      'pwrmgr.pwr_rst'  : ['rstmgr.pwr'],
-      'pwrmgr.pwr_clk'  : ['clkmgr.pwr'],
+      'flash_ctrl.flash' : ['eflash.flash_ctrl'],
+      'pwrmgr.pwr_flash' : ['flash_ctrl.pwrmgr'],
+      'pwrmgr.pwr_rst'   : ['rstmgr.pwr'],
+      'pwrmgr.pwr_clk'   : ['clkmgr.pwr'],
+      'flash_ctrl.keymgr': ['keymgr.flash']
     }
 
     // top is to connect to top net/struct.