Avoids handling VPN wake events when disconnected (#860)

## Description

We're emoving known noise from wake pixels, and tunnel update pixels, plus potentially removing unnecessary calls to backend and other code handling that shouldn't happen when the VPN is disconnected.

Sources/NetworkProtection/PacketTunnelProvider.swift

@@ -1516,19 +1516,25 @@ open class PacketTunnelProvider: NEPacketTunnelProvider {
 
     // MARK: - Computer sleeping
 
+    @MainActor
     public override func sleep() async {
         os_log("Sleep", log: .networkProtectionSleepLog, type: .info)
 
-        await connectionTester.stop()
-        await tunnelFailureMonitor.stop()
-        await latencyMonitor.stop()
-        await entitlementMonitor.stop()
-        await serverStatusMonitor.stop()
+        await stopMonitors()
     }
 
+    @MainActor
     public override func wake() {
         os_log("Wake up", log: .networkProtectionSleepLog, type: .info)
 
+        // macOS can launch the extension due to calls to `sendProviderMessage`, so there's
+        // a chance this is being called when the VPN isn't really meant to be connected or
+        // running.  We want to avoid firing pixels or handling adapter changes when this is
+        // the case.
+        guard connectionStatus != .disconnected else {
+            return
+        }
+
         Task {
             providerEvents.fire(.tunnelWakeAttempt(.begin))