[management] Enable lazy connections by default on new accounts (#6571)

With improvements in userspace lazy connection handling, we should be able to enable it for new accounts with less impact on users.

These connections are cheaper and only target traffic that should go through the tunnels, leaving all other tunnels in an idle state.

management/server/account.go

@@ -2057,6 +2057,7 @@ func newAccountWithId(ctx context.Context, accountID, userID, domain, email, nam
 			Extra: &types.ExtraSettings{
 				UserApprovalRequired: true,
 			},
+			LazyConnectionEnabled: true,
 		},
 		Onboarding: types.AccountOnboarding{
 			OnboardingFlowPending: true,