fix: refactor how the empty title is implemented

Author: freddi301

ts/features/fci/navigation/FciStackNavigator.tsx

@@ -46,7 +46,13 @@ export const FciStackNavigator = () => (
       name={FCI_ROUTES.USER_DATA_SHARE}
       component={FciDataSharingScreen}
     />
-    <Stack.Screen name={FCI_ROUTES.QTSP_TOS} component={FciQtspClausesScreen} />
+    <Stack.Screen
+      name={FCI_ROUTES.QTSP_TOS}
+      component={FciQtspClausesScreen}
+      options={{
+        headerShown: false
+      }}
+    />
     <Stack.Screen
       name={FCI_ROUTES.TYP}
       component={FciThankyouScreen}

ts/features/fci/screens/valid/FciQtspClausesScreen.tsx

@@ -85,12 +85,6 @@ const FciQtspClausesScreen = () => {
     });
   };
 
-  useHeaderSecondLevel({
-    title: "",
-    supportRequest: true,
-    contextualHelp: emptyContextualHelp
-  });
-
   if (fciPollFilledDocumentError && !isPollFilledDocumentReady) {
     return (
       <SignatureStatusComponent