List provider apps

curl --request GET \
  --url https://api.withampersand.com/v1/projects/{projectIdOrName}/provider-apps \
  --header 'X-Api-Key: <api-key>'

[
  {
    "id": "provider-app-123",
    "projectId": "project-456",
    "externalRef": "external-id-123",
    "provider": "salesforce",
    "clientId": "client-id-123",
    "scopes": [
      [
        "oauth",
        "offline",
        "crm.read"
      ]
    ],
    "createTime": "2023-11-07T05:31:56Z",
    "updateTime": "2023-11-07T05:31:56Z"
  }
]