Update wording for dns domain, macOS and Windows install steps

Author: heisbrot

src/modules/settings/NetworkSettingsTab.tsx

@@ -129,8 +129,8 @@ export default function NetworkSettingsTab({ account }: Readonly<Props>) {
               <div className={"min-w-[330px]"}>
                 <Label>DNS Domain</Label>
                 <HelpText>
-                  Specify a custom DNS domain for your network. This will be
-                  used for all your peers.
+                  Specify a custom peer DNS domain for your network. This should
+                  not point to a valid domain to avoid overriding DNS results.
                 </HelpText>
               </div>
               <div className={"w-full"}>

src/modules/setup-netbird-modal/MacOSTab.tsx

@@ -101,7 +101,7 @@ export default function MacOSTab({
           {GRPC_API_ORIGIN && (
             <Steps.Step step={2}>
               <p>
-                {`Click on "Settings" from the NetBird icon in your system tray and enter the following "Management URL"`}
+                {`Click on "Settings" then "Advanced Settings" from the NetBird icon in your system tray and enter the following "Management URL"`}
               </p>
               <Code>
                 <Code.Line>{GRPC_API_ORIGIN}</Code.Line>

src/modules/setup-netbird-modal/WindowsTab.tsx

@@ -48,7 +48,7 @@ export default function WindowsTab({
           {GRPC_API_ORIGIN && (
             <Steps.Step step={2}>
               <p>
-                {`Click on "Settings" from the NetBird icon in your system tray and enter the following "Management URL"`}
+                {`Click on "Settings" then "Advanced Settings" from the NetBird icon in your system tray and enter the following "Management URL"`}
               </p>
               <Code>
                 <Code.Line>{GRPC_API_ORIGIN}</Code.Line>