Release 2.2.2.

Author: bgrainger

docs/content/overview/version-history.md

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-lastmod: 2022-11-20
+lastmod: 2022-12-05
 date: 2017-03-27
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 # Version History
 
+### 2.2.2
+
+* Fix memory leak when initializing a TLS connection: [#1247](https://github.com/mysql-net/MySqlConnector/issues/1247).
+* Fix failure to dispose objects if an exception is thrown when connecting: [#1248](https://github.com/mysql-net/MySqlConnector/issues/1248).
+
 ### 2.2.1
 
 * Fix failure to load client SSL private key files: [#1242](https://github.com/mysql-net/MySqlConnector/issues/1242).