chore(deps): bump appvia/notifications/aws from 0.1.4 to 0.1.6

Bumps [appvia/notifications/aws](https://github.com/appvia/terraform-aws-notifications) from 0.1.4 to 0.1.6.
- [Release notes](https://github.com/appvia/terraform-aws-notifications/releases)
- [Commits](appvia/terraform-aws-notifications@v0.1.4...v0.1.6)

---
updated-dependencies:
- dependency-name: appvia/notifications/aws
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

main.tf

@@ -3,7 +3,7 @@
 module "notifications" {
   count   = var.enable_notification_creation ? 1 : 0
   source  = "appvia/notifications/aws"
-  version = "0.1.4"
+  version = "0.1.6"
 
   allowed_aws_services = ["budgets.amazonaws.com", "lambda.amazonaws.com"]
   create_sns_topic     = local.enable_sns_topic_creation