Fix terraform version for checking examples in CI

Author: alexsomesan

.github/workflows/check_examples.yaml

@@ -32,12 +32,12 @@ jobs:
           - "1.9.8"
           - "1.10.5"
           - "1.11.4"
-          - "1.21.1"
+          - "1.12.1"
     env:
       TF_X_KUBERNETES_MANIFEST_RESOURCE: 1
       TERM: linux
     steps:
-      - uses: hashicorp/setup-terraform@a1502cd9e758c50496cc9ac5308c4843bcd56d36 # v3.0.0
+      - uses: hashicorp/setup-terraform@b9cd54a3c349d3f38e8881555d616ced269862dd # v3.1.2
         with:
           terraform_version: ${{ matrix.terraform_version }}
       - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4