ci(plan): fix missing var file

.drone.yml

@@ -31,7 +31,7 @@ steps:
 - name: terraform plan
   image: hashicorp/terraform:1.1.8
   commands:
-  - terraform plan $([[ $${DRONE_BUILD_EVENT} = cron ]] && echo "--detailed-exit-code") -var-file ci.tfvars -out .tfplan
+  - terraform plan $([[ $${DRONE_BUILD_EVENT} = cron ]] && echo "--detailed-exit-code") -out .tfplan
   environment:
     AWS_ACCESS_KEY_ID:
       from_secret: terraform-aws-key-id
@@ -81,6 +81,6 @@ steps:
 
 ---
 kind: signature
-hmac: e92c995f7f899f06d1320e1e0660cb6cfa28f14d2e3ffe182fd2930534c83e7e
+hmac: 2b6d66089b147fc4b757d1b89d23517d2a80b4f4e065a7ed311f3745af59a1a9
 
 ...