Merge pull request #143 from Hanaro-trip-together-bank/feature/dues_paid

refactor: fcm 수정

src/main/java/com/hanaro/triptogether/common/firebase/FirebaseConfig.java

@@ -17,7 +17,7 @@
 public class FirebaseConfig {
     @Bean
     public FirebaseApp firebaseApp() throws IOException {
-        InputStream refreshToken = new ClassPathResource("triptogether-e7bac-firebase-adminsdk-peiki-127517aa66.json").getInputStream();
+        InputStream refreshToken = new ClassPathResource("./triptogether-e7bac-firebase-adminsdk-peiki-127517aa66.json").getInputStream();
 
         FirebaseOptions options = FirebaseOptions
                 .builder()