Merge pull request #77 from Sportize/feat/signup-improve

📝 Docs: SignUpRequest Swagger 예시 수정

Author: angoroa

src/main/java/com/be/sportizebe/domain/user/dto/request/SignUpRequest.java

@@ -9,7 +9,7 @@
 import java.util.List;
 
 public record SignUpRequest(
-    @Schema(description = "사용자 아이디", example = "sportize_user")
+    @Schema(description = "사용자 아이디", example = "sportize123")
     @NotBlank(message = "아이디를 입력해주세요.")
     String username,