Fix object storage link in doc

Signed-off-by: Takuya Noguchi <takninnovationresearch@gmail.com>

doc/administration/uploads.md

@@ -53,7 +53,7 @@ _The uploads are stored by default in
 > **Notes:**
 >
 > - [Introduced][ee-3867] in [GitLab Premium][eep] 10.5.
-> - [Introduced][ce17358] in [GitLab Core][ce] 10.7.
+> - [Introduced](https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/17358) in [GitLab Core][ce] 10.7.
 > - Since version 11.1, we support direct_upload to S3.
 If you don't want to use the local disk where GitLab is installed to store the
@@ -152,4 +152,3 @@ _The uploads are stored by default in
 [eep]: https://about.gitlab.com/gitlab-ee/ "GitLab Premium"
 [ce]: https://about.gitlab.com/gitlab-ce/ "GitLab Community Edition"
 [ee-3867]: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/3867
-[ce-17358]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/17358