Release v1.15.11 (#183)

Blog post for 1.15.11

Reviewed-on: https://gitea.com/gitea/blog/pulls/183
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-by: khmarbaise <khmarbaise@noreply.gitea.io>
Co-authored-by: Andrew Thornton <art27@cantab.net>
Co-committed-by: Andrew Thornton <art27@cantab.net>

content/post/release-of-1.15.11.md

@@ -0,0 +1,38 @@
+---
+date: "2022-01-30T18:08:00+00:00"
+author: "zeripath"
+title: "Gitea 1.15.11 is released"
+tags: ["release"]
+draft: false
+---
+
+We are proud to present the release of Gitea version 1.15.11.
+
+We highly encourage users to update to this version for some important bug-fixes and a security upgrade to the MermaidJS library.
+
+We have merged [8](https://github.com/go-gitea/gitea/pulls?q=is%3Apr+milestone%3A1.15.11+is%3Amerged) pull requests to release this version.
+
+<!-- Security Thanks! -->
+
+You can download one of our pre-built binaries from our [downloads page](https://dl.gitea.io/gitea/1.15.11/) - make sure to select the correct platform! For further details on how to install, follow our [installation guide](https://docs.gitea.io/en-us/install-from-binary/).
+
+We would also like to thank all of our supporters on [Open Collective](https://opencollective.com/gitea) who are helping to sustain us financially.
+
+**Have you heard? We now have a [swag shop](https://shop.gitea.io)! :shirt: :tea:**
+
+<!--more-->
+
+## Changelog
+
+## [1.15.11](https://github.com/go-gitea/gitea/releases/tag/v1.15.11) - 2022-01-29
+
+* SECURITY
+  * Only view milestones from current repo (#18414) (#18418)
+* BUGFIXES
+  * Fix broken when no commits and default branch is not master (#18422) (#18424)
+  * Fix commit's time (#18375) (#18409)
+  * Fix restore without topic failure (#18387) (#18401)
+  * Fix mermaid import in 1.15 (it uses ESModule now) (#18382)
+  * Update to go/text 0.3.7 (#18336)
+* MISC
+  * Upgrade EasyMDE to 2.16.1 (#18278) (#18279)