Fix issue in terraform providers versions (#20)

* Update versions.tf

* Update mock_provider.tf

* Update mock_provider.tf

* Update versions.tf

Author: jnonino

examples/test/mock_provider.tf

@@ -7,7 +7,7 @@ terraform {
     }
     local = {
       source  = "hashicorp/local"
-      version = "2.1.0"
+      version = ">= 2"
     }
   }
 }

versions.tf

@@ -7,7 +7,7 @@ terraform {
     }
     local = {
       source  = "hashicorp/local"
-      version = ">= 2.2.2"
+      version = ">= 2"
     }
   }
 }