Release v2.2.0 (#759)

Author: BernieWhite

.github/ISSUE_TEMPLATE/bug_report.md

@@ -29,7 +29,7 @@ Capture any error messages and or terminal output.
 
 **Extension version:**
 
-- Version: **[e.g. 2.0.0]**
+- Version: **[e.g. 2.2.0]**
 
 **PSRule module version:**
 

CHANGELOG.md

@@ -14,12 +14,14 @@ Continue reading to see the changes included in the latest version.
 
 ## Unreleased
 
+## v2.2.0
+
 What's changed since v2.1.0:
 
 - General improvements:
   - Added command to create options file by @BernieWhite.
     [#662](https://github.com/microsoft/PSRule-vscode/issues/662)
-    - From the command pallet choose _PSRule: Create options file_.
+    - From the command palette choose _PSRule: Create options file_.
 - Engineering:
   - Bump vscode engine to v1.68.1.
     [#753](https://github.com/microsoft/PSRule-vscode/pull/753)