Update README.md

Author: shmkane

README.md

@@ -6,7 +6,7 @@
 ### [1.15](https://github.com/shmkane/SellStick/releases/tag/1.15)
 ### [1.14](https://github.com/shmkane/SellStick/releases/tag/1.14.4)
 ### [1.13](https://github.com/shmkane/SellStick/releases/tag/1.13.2)
-### 1.12
+### [1.12](https://github.com/shmkane/SellStick/releases/tag/1.12.2)
 ### 1.8.9
 ### Need a version not supported? [Create a ticket here](https://github.com/shmkane/SellStick/issues)