Add @project-version@ to toc.

diff --git a/CompanionCount.toc b/CompanionCount.toc
index a70c6a0..ae24c50 100644
--- a/CompanionCount.toc
+++ b/CompanionCount.toc
@@ -1,7 +1,7 @@
 ## Interface: 40000
 ## Title: Companion Count
 ## Notes: Display number of companions on pet/mount tab
-## Version: 1.2.1
+## Version: @project-version@
 ## Author: chrippa

 ## LoadManagers: AddonLoader