Add Changelog for 1.14.7 (#16924)

## [1.14.7](https://github.com/go-gitea/gitea/releases/tag/v1.14.7) - 2021-09-02

* BUGFIXES
  * Add missing gitRepo close at GetDiffRangeWithWhitespaceBehavior (Partial #16894) (#16896)
  * Fix wiki raw commit diff/patch view (#16891) (#16893)
  * Ensure wiki repos are all closed (#16886) (#16889)
  * Upgrade xorm to v1.2.2 (#16663) & Add test to ensure that dumping of login sources remains correct (#16847) (#16849)
  * Recreate Tables should Recreate indexes on MySQL (#16718) (#16740)

Signed-off-by: Andrew Thornton <art27@cantab.net>

CHANGELOG.md

@@ -4,6 +4,15 @@ This changelog goes through all the changes that have been made in each release
 without substantial changes to our git log; to see the highlights of what has
 been added to each release, please refer to the [blog](https://blog.gitea.io).
 
+## [1.14.7](https://github.com/go-gitea/gitea/releases/tag/v1.14.7) - 2021-09-02
+
+* BUGFIXES
+  * Add missing gitRepo close at GetDiffRangeWithWhitespaceBehavior (Partial #16894) (#16896)
+  * Fix wiki raw commit diff/patch view (#16891) (#16893)
+  * Ensure wiki repos are all closed (#16886) (#16889)
+  * Upgrade xorm to v1.2.2 (#16663) & Add test to ensure that dumping of login sources remains correct (#16847) (#16849)
+  * Recreate Tables should Recreate indexes on MySQL (#16718) (#16740)
+
 ## [1.14.6](https://github.com/go-gitea/gitea/releases/tag/v1.14.6) - 2021-08-04
 
 * SECURITY