github test kmip

Author: BourgoisMickael

.github/workflows/tests.yaml

@@ -329,6 +329,7 @@ jobs:
     env:
       S3BACKEND: file
       S3VAULT: mem
+      S3KMS: kmip
       MPU_TESTING: true
       CLOUDSERVER_IMAGE: ghcr.io/${{ github.repository }}:${{ github.sha }}
       PYKMIP_IMAGE: ghcr.io/${{ github.repository }}/pykmip:${{ github.sha }}