Update how references are references in Ebuild notes.

Author: paveloom

content/notes/Ebuild/Snapshots.md

@@ -12,4 +12,6 @@ There are two ways to name an ebuild which packages a snapshot version of a sour
 
 It's common to assume `$upcoming_version` to be `0` or `0.0.1` for repositories without tags.
 
-See [Gentoo Development Guide > Snapshots and live ebuilds](https://devmanual.gentoo.org/ebuild-writing/file-format/index.html#snapshots-and-live-ebuilds).
+## References
+
+- [Gentoo Development Guide > Snapshots and live ebuilds](https://devmanual.gentoo.org/ebuild-writing/file-format/index.html#snapshots-and-live-ebuilds).

content/notes/Ebuild/Sub-slots.md

@@ -6,4 +6,6 @@ See also the [parent note](@/notes/Ebuild/_index.md).
 
 Ebuild sub-slots can be used to specify versions of the package that cannot be installed simultaneously (compared to regular slots that allow that). For example, the [`media-libs/libsfml`](https://packages.gentoo.org/packages/media-libs/libsfml) package has subslots `0/2.6` and `0/3.0`.
 
-See [Gentoo Development Guide > Slotting > Sub-slots](https://devmanual.gentoo.org/general-concepts/slotting/#sub-slots).
+## References
+
+- [Gentoo Development Guide > Slotting > Sub-slots](https://devmanual.gentoo.org/general-concepts/slotting/#sub-slots).