chore(deps): update dependency opentofu to v1.11.8

Author: renovate[bot]

.mise/config.toml

@@ -5,7 +5,7 @@ go = "1.26.3"
 helm = "4.2.0"
 jq = "1.8.1"
 kubectl = "1.36.1"
-opentofu = "1.11.6"
+opentofu = "1.11.8"
 "pipx:flux-local" = "8.2.0"
 terragrunt = "1.0.4"
 usage = "3.3.0"