TestEC2AuthMethod test fails due to keystone changes #3555

=== FAIL: internal/acceptance/openstack TestEC2AuthMethod (0.49s)
    tools.go:84: {
          "id": "gAAAAABpFTYcNmxkUEsJskvwQv031WXBbmotymVfWEf3EDInbW2cJxsTF4MIrAGDL5p0XjrMDnj_VQN701ZD5vl_dsI-KqZHzKhTVNP6hxfYZXKkSK_-e-h6fLb6_L0zxKXtxK9xBSz4hzKC2KK7UNjprh7vkJothZK2Z4NlbGRp42nbRKjFiSA",
          "expires_at": "2025-11-13T02:36:28Z"
        }
    tools.go:84: {
          "domain": {
            "id": "default",
            "name": "Default"
          },
          "id": "f3b5dcef81a444519e6796fac90604a8",
          "name": "admin"
        }
    tools.go:84: {
          "domain": {
            "id": "default",
            "name": "Default"
          },
          "id": "c6db0f8986c4499a98736b4f12c46377",
          "name": "admin"
        }
    tools.go:84: {
          "id": "3d3367228f9c7665266604462ec60029bcd83ad89614021a80b2eb879c572510",
          "blob": "{\"access\":\"181920\",\"secret\":\"secretKey\"}",
          "user_id": "f3b5dcef81a444519e6796fac90604a8",
          "type": "ec2",
          "project_id": "c6db0f8986c4499a98736b4f12c46377",
          "links": {
            "self": "http://10.1.0.215/identity/v3/credentials/3d3367228f9c7665266604462ec60029bcd83ad89614021a80b2eb879c572510"
          }
        }
    client_test.go:106: Failure in client_test.go, line 106: unexpected error "Expected HTTP response code [200] when accessing [POST http://10.1.0.215/identity/v3/ec2tokens], but got 401 instead: {\"error\":{\"code\":401,\"message\":\"The request you have made requires authentication.\",\"title\":\"Unauthorized\"}}"