chore(deps): bump terraform-aws-modules/lambda/aws from 7.14.0 to 7.15.0

Bumps [terraform-aws-modules/lambda/aws](https://github.com/terraform-aws-modules/terraform-aws-lambda) from 7.14.0 to 7.15.0.
- [Release notes](https://github.com/terraform-aws-modules/terraform-aws-lambda/releases)
- [Changelog](https://github.com/terraform-aws-modules/terraform-aws-lambda/blob/master/CHANGELOG.md)
- [Commits](terraform-aws-modules/terraform-aws-lambda@v7.14.0...v7.15.0)

---
updated-dependencies:
- dependency-name: terraform-aws-modules/lambda/aws
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

notifications.tf

@@ -3,7 +3,7 @@
 module "notification" {
   for_each = local.tasks_with_notifications
   source   = "terraform-aws-modules/lambda/aws"
-  version  = "7.14.0"
+  version  = "7.15.0"
 
   create_package = true
   description    = "Send notifications on the intention to delete resources"