[Core] Bump core version (#1132)

# Description
Update version from 0.12.8 to 0.12.9

Co-authored-by: Ivan Kalinovski <ivankalinovski@Ivans-MacBook-Pro.local>

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "port-ocean"
-version = "0.12.8"
+version = "0.12.9"
 description = "Port Ocean is a CLI tool for managing your Port projects."
 readme = "README.md"
 homepage = "https://app.getport.io"