refactor: router.replace to router.push and fix typos

app/(root)/confirm-ride.tsx

@@ -24,7 +24,7 @@ const ConfirmRide = () => {
           <View className="mx-5 mt-10">
             <CustomButton
               title="Select Ride"
-              onPress={() => router.replace("/(root)/book-ride")}
+              onPress={() => router.push("/(root)/book-ride")}
             />
           </View>
         )}

app/(root)/find-ride.tsx

@@ -42,7 +42,7 @@ const FindRide = () => {
 
       <CustomButton
         title="Find now"
-        onPress={() => router.replace("/(root)/confirm-ride")}
+        onPress={() => router.push("/(root)/confirm-ride")}
         className="mt-5"
       />
     </RideLayout>