fix: stop syncing email in panel descriptions

tests/test_panel_identity_description.py

@@ -0,0 +1,20 @@
+from types import SimpleNamespace
+
+from bot.services.subscription_service_impl.panel_identity import PanelIdentityMixin
+
+
+def test_subscription_panel_description_excludes_email():
+    user = SimpleNamespace(
+        email="linked@example.com",
+        username="alice",
+        first_name="Alice",
+        last_name="Smith",
+        telegram_id=42,
+        user_id=42,
+    )
+
+    payload = PanelIdentityMixin()._panel_identity_payload_for_user(user)
+
+    assert payload["description"] == "alice\nAlice\nSmith"
+    assert payload["email"] == "linked@example.com"
+    assert payload["telegramId"] == 42