Remove repeated demo notes from product screens (#28)

frontend/app/lib/verification/page.dart

@@ -127,11 +127,10 @@ class _VerificationPageState extends State<VerificationPage> {
           !_lastWasSend &&
           widget.token != null;
       final title = switch (status) {
-        VerificationStatus.sent => demo ? l.demoSentHeading : l.checkInbox,
+        VerificationStatus.sent => l.checkInbox,
         VerificationStatus.sending => l.verificationSending,
         VerificationStatus.checking => l.verificationChecking,
-        VerificationStatus.verified =>
-          demo ? l.demoVerifiedHeading : l.verificationVerified,
+        VerificationStatus.verified => l.verificationVerified,
         VerificationStatus.expired => l.verificationExpired,
         VerificationStatus.invalid => l.verificationInvalid,
         VerificationStatus.error => l.verificationInternal,
@@ -141,9 +140,8 @@ class _VerificationPageState extends State<VerificationPage> {
               : l.verificationRequest,
       };
       final body = switch (status) {
-        VerificationStatus.sent => demo ? l.demoSentBody : l.verificationSent,
-        VerificationStatus.verified =>
-          demo ? l.demoVerifiedBody : l.verificationVerifiedBody,
+        VerificationStatus.sent => l.verificationSent,
+        VerificationStatus.verified => l.verificationVerifiedBody,
         VerificationStatus.expired => l.verificationExpiredBody,
         VerificationStatus.invalid => l.verificationInvalidBody,
         VerificationStatus.error => l.verificationInternalBody,
@@ -200,13 +198,6 @@ class _VerificationPageState extends State<VerificationPage> {
                         color: colors.primary,
                       ),
                     ),
-                    if (demo) ...[
-                      const SizedBox(height: 12),
-                      Text(
-                        l.verificationDemo,
-                        style: theme.textTheme.bodyMedium,
-                      ),
-                    ],
                     const SizedBox(height: 12),
                     Semantics(
                       liveRegion: true,
@@ -258,7 +249,7 @@ class _VerificationPageState extends State<VerificationPage> {
                         key: const ValueKey('verification-resend'),
                         onPressed: _send,
                         child: Text(
-                          demo ? l.demoResend : l.verificationResend,
+                          l.verificationResend,
                           textAlign: TextAlign.center,
                         ),
                       ),