chore: Uses only latest provider version for Test Suite workflow (#1777)

* run scheduled migration tests only for latest versionmi

* clarify provider_version version description

* TEMPORARY:  test empty inputs

* TEMPORARY use vars directly

* Revert "TEMPORARY use vars directly"

This reverts commit 57eea3f.

* fix use env variables

* Revert "TEMPORARY:  test empty inputs"

This reverts commit dfae31e.

.github/workflows/migration-tests.yml

@@ -22,7 +22,7 @@ on:
         type: string
         required: false
       provider_version:
-        description: 'MongoDB Atlas Provider version to use, empty for latest'     
+        description: 'MongoDB Atlas Provider version for running migration tests, empty for latest'     
         type: string
         required: false
 

.github/workflows/test-suite.yml

@@ -8,7 +8,7 @@ on:
         default: '["1.6.x", "1.5.x", "1.4.x", "1.3.x", "1.2.x"]'
       provider_matrix:
         description: 'MongoDB Atlas Provider version matrix for running migration tests (JSON array)'
-        default: '["", "1.12.3"]' # "" for latest version
+        default: '[""]' # "" for latest version
 
   schedule:
     - cron: "0 0 * * *" # workflow runs every day at midnight UTC
@@ -21,11 +21,11 @@ jobs:
   versions:
     env:
       schedule_terraform_matrix: '["1.6.x", "1.0.8"]'
-      schedule_provider_matrix: '["", "1.12.3]' # "" for latest version    
+      schedule_provider_matrix: '[""]' # "" for latest version    
     runs-on: ubuntu-latest
     outputs:
-      terraform_matrix: ${{ inputs.terraform_matrix || vars.schedule_terraform_matrix }}
-      provider_matrix: ${{ inputs.provider_matrix || vars.schedule_provider_matrix }}
+      terraform_matrix: ${{ inputs.terraform_matrix || env.schedule_terraform_matrix }}
+      provider_matrix: ${{ inputs.provider_matrix || env.schedule_provider_matrix }}
     steps:
       - if: false
         run: echo jobs need steps