chore: update release playbook (#7376)

[skip ci]

.github/ISSUE_TEMPLATE/dev_release_minor_version.md

@@ -13,7 +13,7 @@ On the `main` branch:
 
 - [ ] Close stale issues with the label [status: needs feedback](https://github.com/gogs/gogs/issues?q=is%3Aissue+is%3Aopen+label%3A%22status%3A+needs+feedback%22).
 - [ ] [Sync locales from Crowdin](https://github.com/gogs/gogs/blob/main/docs/dev/import_locale.md).
-- [ ] [Update CHANGELOG](https://github.com/gogs/gogs/commit/720cb5fcb169b9e026b5b47f57d50888b35fdb4b) to include entries for the current minor release.
+- [ ] [Update CHANGELOG](https://github.com/gogs/gogs/commit/540134d4436d8da82247dd2cabe9312ca2f5b1f1) to include entries for the current minor release.
 - [ ] Cut a new release branch `release/<MAJOR>.<MINOR>`, e.g. `release/0.12`.
 
 ## During release
@@ -46,8 +46,7 @@ On the `main` branch:
 - [ ] Update the repository mirror on [Gitee](https://gitee.com/unknwon/gogs).
 - [ ] Create a new release announcement in [Discussions](https://github.com/gogs/gogs/discussions/categories/announcements).
 - [ ] Send a tweet on the [official Twitter account](https://twitter.com/GogsHQ) for the minor release.
-- [ ] Send out release announcement emails via [Mailchimp](https://mailchimp.com/).
 - [ ] Publish a new release article on [OSChina](http://my.oschina.net/Obahua/admin/releases).
 - [ ] Close the minor milestone.
-- [ ] [Bump the hard-coded version](https://github.com/gogs/gogs/commit/05477f1d294dc43f36c4a3b3b9575a96aea66a67) to the new develop version, e.g. `0.12.0+dev` -> `0.13.0+dev`.
+- [ ] [Bump the hard-coded version](https://github.com/gogs/gogs/commit/a98968436cd5841cf691bb0b80c54c81470d1676) to the new develop version, e.g. `0.12.0+dev` -> `0.13.0+dev`.
 - [ ] Run `task legacy` to identify deprecated code that is aimed to be removed in current develop version.