Merge pull request #515 from kingyue737/patch-1

fix: typo

Author: khs1994

image/dockerfile/references.md

@@ -1,6 +1,6 @@
 # 参考文档
 
-* `Dockerfie` 官方文档：https://docs.docker.com/engine/reference/builder/
+* `Dockerfile` 官方文档：https://docs.docker.com/engine/reference/builder/
 
 * `Dockerfile` 最佳实践文档：https://docs.docker.com/develop/develop-images/dockerfile_best-practices/