SUMMARY: Update structure

Author: meator

src/SUMMARY.md

@@ -1,16 +1,16 @@
 # Summary
 
-- [Xbps-src packaging tutorial](./xbps-src-tutorial/index.md)
-   - [Packaging j4-dmenu-desktop](./xbps-src-tutorial/packaging-j4-dmenu-desktop.md)
-   - [Packaging bat](./xbps-src-tutorial/packaging-bat.md)
-   - [Packaging oniguruma](./xbps-src-tutorial/packaging-oniguruma.md)
-   - [Packaging rofimoji](./xbps-src-tutorial/packaging-rofimoji.md)
-   - [Contributing](./xbps-src-tutorial/contributing.md)
+- [Xbps-src packaging tutorial](./packaging/index.md)
+   - [Packaging j4-dmenu-desktop](./packaging/j4-dmenu-desktop.md)
+   - [Packaging bat](./packaging/bat.md)
+   - [Packaging oniguruma](./packaging/oniguruma.md)
+   - [Packaging rofimoji](./packaging/rofimoji.md)
+   - [Contributing](./packaging/contributing.md)
 - [Package update tutorial](./package-update-tutorial.md)
 - [PR testing tutorial](./pr-testing-tutorial.md)
 - [Mini-tutorials]()
-   - [How to add completions?](./mini-tutorials/how-to-add-completions.md)
-   - [How to fetch git submodules?](./mini-tutorials/how-to-fetch-git-submodules.md)
+   - [How to add completions?](./mini-tutors/completions.md)
+   - [How to fetch git submodules?](./mini-tutors/git-submodules.md)
 - [Troubleshooting](./troubleshooting.md)
 - [Tips and tricks](./tips_and_tricks.md)
 - [Feedback](./feedback.md)