ci: fix validate pipeline

.drone.yml

@@ -43,26 +43,21 @@ environment:
   TF_IN_AUTOMATION: "1"
 
 steps:
-- name: get terraform 
+- name: validate
   image: hashicorp/terraform:1.1.8
   commands:
-  - mv /bin/terraform .
-
-- name: validate
-  image: ubuntu:22.04
-  commands:
+    - apk add bash
     - mkdir -p ~/.ssh
     - chmod 755 ~/.ssh
     - echo "$${CI_SSH_KEY}" | base64 -d > ~/.ssh/id_rsa
     - chmod 600 ~/.ssh/id_rsa
-    - mv terraform /bin/terraform
-    - scripts/validate.sh
+    - ./bash scripts/validate.sh
   environment:
     GIT_SSH_COMMAND: "ssh -o StrictHostKeyChecking=no"
     CI_SSH_KEY:
       from_secret: ci-ssh-key
 ---
 kind: signature
-hmac: fe3dd25a32f51ba75f0e1aac4e8d4708fdac266a06ec4b3dbb4b8656f42a84ec
+hmac: 862a935eac67195b05d210a174fa470fcb8e68542aa3610118b18e22af193c5d
 
 ...