fix: update DNS helper executable references and remove unused resolver logic

Fix-UpdateLocalHosts.ps1

@@ -1,6 +1,9 @@
-$DNSHelperURL = 'https://www.emberkom.com/tools/dnshelper.exe'
-$DNSHelper = $Global:ToolsDirectory + '\dnshelper.exe'
+$DNSHelper = $Global:ToolsDirectory + '\ekdns.exe'
 If ( !(Test-Path $DNSHelper) ) {
+    $DNSHelperURL = 'https://www.emberkom.com/tools/ekdns-x64.exe'
+    If !(Test-Path ${Env:ProgramFiles(x86)}) {
+        $DNSHelperURL = 'https://www.emberkom.com/tools/ekdns-x86.exe'
+    }
     Download-File -URL $DNSHelperURL -File $DNSHelper
 }
 $RefreshScript = $Global:ToolsDirectory + '\refresh-local-hosts.bat'
@@ -13,13 +16,6 @@ REM Author: David Yoder, Emberkom LLC (Fix-UpdateLocalHosts.ps1)
 REM Updated: ${todaysDate}`n
 "@
 
-$Resolvers = @(
-    '1.1.1.1',
-    '8.8.8.8',
-    '1.0.0.1',
-    '8.8.4.4'
-)
-
 $Hosts = @(
     'auth.services.mspbackups.com',
     'ws.mspbackups.com'
@@ -29,12 +25,6 @@ If ($BackupBucket.Length -ge 2 ) {
     $Hosts += $BackupBucket
 }
 
-$ResolverString = ''
-ForEach ($Resolver in $Resolvers) {
-    If ($ResolverString.Length -gt 0) { $ResolverString = $ResolverString + ',' + $Resolver }
-    Else { $ResolverString = $Resolver }
-}
-
 $HostString = ''
 ForEach ($Hostname in $Hosts) {
     If ($HostString.Length -gt 0) { $HostString = $HostString + ',' + $Hostname }
@@ -42,7 +32,7 @@ ForEach ($Hostname in $Hosts) {
 }
 
 If ( Test-Path $DNSHelper ) {
-    $commandString = """${DNSHelper}"" add -host ${HostString} -server ${ResolverString}"
+    $commandString = """${DNSHelper}"" add -host ${HostString}"
     $content = $RefreshScriptHeader + $commandString
     Write-Output "Creating latest refresh script"
     If ( Test-Path $RefreshScript ) { Remove-Item -Path $RefreshScript -Force }