refactor: 更新源码链接地址

- 将提示信息中的 URL 从 constants.URL_REPORT 修改为 constants.URL_REPOSITORY
- 这个修改确保了用户能够访问到正确的源代码仓库地址

Author: Jesse205

src/vcf_generator_lite/__main__.py

@@ -25,7 +25,7 @@ def main():
     enable_dpi_aware()
 
     logging.info("Starting VCF Generator...")
-    print(f"💡Tip: The source code is hosted at {constants.URL_REPORT}")
+    print(f"💡Tip: The source code is hosted at {constants.URL_REPOSITORY}")
 
     main_window, _ = create_main_window()
     main_window.mainloop()