fix: client 옵션 수정

Author: Gooraeng

back/src/main/resources/application.yml

@@ -33,14 +33,14 @@ spring:
       client:
         registration:
           google:
-            client-id: ${GOOGLE_CLIENT_ID:your-google-client-id}
-            client-secret: ${GOOGLE_CLIENT_SECRET:your-google-client-secret}
+            client-id: ${GOOGLE_CLIENT_ID}
+            client-secret: ${GOOGLE_CLIENT_SECRET}
             scope:
               - email
               - profile
           github:
-            client-id: ${GITHUB_CLIENT_ID:your-github-client-id}
-            client-secret: ${GITHUB_CLIENT_SECRET:your-github-client-secret}
+            client-id: ${GITHUB_CLIENT_ID}
+            client-secret: ${GITHUB_CLIENT_SECRET}
             scope:
               - user:email
               - read:user