chore: Increase parallelism in Test Suite (#1859)

* increase parallelism

* keep max-parallel in 1

* add TF 1.7.0 in default param

.github/workflows/test-suite.yml

@@ -6,7 +6,7 @@ on:
     inputs:
       terraform_matrix:
         description: 'Terraform version matrix (JSON array)'
-        default: '["1.6.x", "1.5.x", "1.4.x", "1.3.x", "1.2.x"]'
+        default: '["1.7.x", "1.6.x", "1.5.x", "1.4.x", "1.3.x", "1.2.x"]'
       provider_matrix:
         description: 'Previous MongoDB Atlas Provider version matrix for migration tests (JSON array)'
         default: '[""]' # "" for latest version
@@ -52,7 +52,7 @@ jobs:
       provider_version: ${{ matrix.provider_version }}
 
   acc-tests:
-    needs: [mig-tests, versions]
+    needs: [clean-before, versions]
     if: ${{ !cancelled() }}
     strategy:
       max-parallel: 1
@@ -66,7 +66,7 @@ jobs:
       terraform_version: ${{ matrix.terraform_version }}
 
   clean-after:
-    needs: acc-tests
+    needs: [mig-tests, acc-tests]
     if: ${{ !cancelled() }}
     secrets: inherit
     uses: ./.github/workflows/cleanup-test-env.yml