Update dependency gruntwork-io/terragrunt to v0.99.4

Author: renovate[bot]

.github/workflows/deploy.yml

@@ -11,7 +11,7 @@ env:
   # renovate: datasource=github-releases packageName=opentofu/opentofu
   OPENTOFU_VERSION: 1.9.1
   # renovate: datasource=github-releases packageName=gruntwork-io/terragrunt
-  TERRAGRUNT_VERSION: 0.81.8
+  TERRAGRUNT_VERSION: 0.99.4
   WORKING_DIRECTORY: terraform
 
 jobs:

.github/workflows/lint.yml

@@ -7,7 +7,7 @@ env:
   # renovate: datasource=github-releases packageName=opentofu/opentofu
   OPENTOFU_VERSION: 1.9.1
   # renovate: datasource=github-releases packageName=gruntwork-io/terragrunt
-  TERRAGRUNT_VERSION: v0.81.8
+  TERRAGRUNT_VERSION: v0.99.4
 
 jobs:
   terraform: