Bump version to 2020.2.6

CHANGELOG.md

 # Changelog
 
+## 2020.2.6
+
 ## 2020.2.5
 
 #### Added

README.md

 
 Gameplay Ingredients comes at latest version with the following compatibility:
 
-**Unity 2020.2 +** : choose the tag  `2020.2.5` 
+**Unity 2020.2 +** : choose the tag  `2020.2.6` 
 
 #### Older Versions
 

package.json

 {
   "name": "net.peeweek.gameplay-ingredients",
   "displayName": "Gameplay Ingredients",
-  "version": "2020.2.5",
+  "version": "2020.2.6",
   "category": "Gameplay",
   "unity": "2020.2",
   "description": "Gameplay ingredients - A Collection of scripts for the editor and runtime to set-up gameplay actions and logic in your games.",