fix: Fixes import documentation for project_api_key resource (#1582)

* fix import documentation for api_key resource

* Revert "fix import documentation for api_key resource"

This reverts commit 58f9c31.

* change doc for project_api_key import

Author: lantoli

website/docs/r/project_api_key.html.markdown

@@ -71,7 +71,7 @@ In addition to all arguments above, the following attributes are exported:
 
 ## Import
 
-API Keys must be imported using org ID, API Key ID e.g.
+API Keys must be imported using project ID, API Key ID e.g.
 
 ```
 $ terraform import mongodbatlas_project_api_key.test 5d09d6a59ccf6445652a444a-6576974933969669