getzig.ps1 fix bug in temporary dev host

bin/getzig.cmd

@@ -950,8 +950,9 @@ if ($mirrors_response.StatusCode -eq 200) {
     $itrace = test-netconnection $ihost -Hops 6 -TraceRoute -ErrorAction Ignore
     if ((${itrace}.PingSucceeded) -and (${itrace}.TraceRoute.Count -lt 5)) {
         $host_list += $ihost
+        $dict_mirrors[$ihost] = @{}
         $dict_mirrors[$ihost]["latency"] = 1
-        $dict_mirrors[$ihost]["uri"] = $mirror
+        $dict_mirrors[$ihost]["uri"] = $imirror
     }
 
 

src/scriptapps/getzig.ps1

@@ -116,8 +116,9 @@ if ($mirrors_response.StatusCode -eq 200) {
     $itrace = test-netconnection $ihost -Hops 6 -TraceRoute -ErrorAction Ignore
     if ((${itrace}.PingSucceeded) -and (${itrace}.TraceRoute.Count -lt 5)) {
         $host_list += $ihost
+        $dict_mirrors[$ihost] = @{}
         $dict_mirrors[$ihost]["latency"] = 1
-        $dict_mirrors[$ihost]["uri"] = $mirror
+        $dict_mirrors[$ihost]["uri"] = $imirror
     }