Replace `v1` with `v2-maint` in RELEASING.md
@@ -21,7 +21,7 @@ ability to associate bugs and regressions with specific releases.
- Releases are associated with **signed, annotated git tags**[^1].
- Release notes are **automatically generated**[^2].
-In the `main` or `v1` branch, the current version is always
+In the `main` or `v2-maint` branch, the current version is always
available via:
```sh
