Tool cache 1.6.0 Release Notes (#519)

* Tool-cache 1.6.0 release notes

* Adjust spacing

RELEASES.md

@@ -1,5 +1,8 @@
 # @actions/tool-cache Releases
 
+### 1.6.0
+- [Add extractXar function to extract XAR files](https://github.com/actions/toolkit/pull/207)
+
 ### 1.3.5
 
 - [Check if tool path exists before executing](https://github.com/actions/toolkit/pull/385)

package-lock.json

@@ -1,6 +1,6 @@
 {
 	"name": "@actions/tool-cache",
-	"version": "1.5.5",
+	"version": "1.6.0",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/tool-cache",
-  "version": "1.5.5",
+  "version": "1.6.0",
   "description": "Actions tool-cache lib",
   "keywords": [
     "github",