R-718: the close-sign-up and setup-gate cards say the app restarts once

Where the app has its own switch (after_setup.env), both presses restart
it; the cards now say so (app_info.restarts_once, hu+en). Two parity
cases born with the line.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS

controller/internal/web/i18n_parity_test.go

@@ -409,6 +409,16 @@ func i18nCases() []i18nCase {
 		d["SignupNative"], d["SignupNativeFailed"] = true, true
 		return d
 	}})
+	// R-718: the close card and the gate card say the app restarts once where the app has its own switch.
+	base = append(base, i18nCase{"app_info_close_signup_native", "app_info", func() map[string]interface{} {
+		d := signupCase("x", false, "").data()
+		d["CloseSignupOffered"], d["SignupNative"] = true, true
+		return d
+	}}, i18nCase{"app_info_setup_gate_native", "app_info", func() map[string]interface{} {
+		d := gateCase("x", false).data()
+		d["SignupNative"] = true
+		return d
+	}})
 	// v0.283.0 (decision 50): the one-press off-site offer on both backup pages, and the size card.
 	base = append(base, i18nCase{"backups_remote_offsite_offer_fit", "backups_remote", func() map[string]interface{} {
 		return i18nRemoteData(func(d, o m) {