Fix comment typos

MobileLibrary/Android/PsiphonTunnel/PsiphonTunnel.java

@@ -436,7 +436,7 @@ public class PsiphonTunnel {
                                         // Case 1: no VPN is running
                                         //
                                         // isVpnMode = true/false doesn't change the network ID; the network ID will
-                                        // be the physical network ID, and feedback may load load tactics and may
+                                        // be the physical network ID, and feedback may load existing tactics or may
                                         // fetch tactics.
                                         //
                                         // Case 2: Psiphon VPN is running

psiphon/feedback.go

@@ -124,7 +124,7 @@ func SendFeedback(ctx context.Context, config *Config, diagnostics, uploadPath s
 
 	// Limitation: GetTactics will fail silently if the datastore used for
 	// retrieving and storing tactics is opened by another process. This can
-	// be the case on Android an iOS where SendFeedback is invoked by the UI
+	// be the case on Android and iOS where SendFeedback is invoked by the UI
 	// process while tunneling is run by the VPN process.
 	//
 	// - When the Psiphon VPN is running, GetTactics won't load tactics.