Update devtron-bom.yaml

Author: pawan-mehta-dt

charts/devtron/devtron-bom.yaml

@@ -10,7 +10,7 @@ global:
   containerRegistry: "quay.io/devtron"
 extraManifests: []
 installer:
-  release: "v1.2.1"
+  release: "v1.2.2"
   registry: ""
   image: "inception"
   tag: "473deaa4-185-21582"