fix: Accounts oauth fields indentation

  Some attributes were indented with a tab instead of spaces and thus
  were not aligned in the rendered version.

docs/io.cozy.accounts.md

@@ -18,12 +18,12 @@ Accounts can be managed in [Cozy-Home](http://github.com/cozy/cozy-home/) (via [
   - `identifier`: {string} (Depracted)
 - `oauth`: {object} (Optional) Credentials field used for OAuth konnectors such as banking konnectors. This field should not be used when `auth` is present.
   - `access_token` {string} (Optional)
-	- `token_type` {string} (Optional)
-	- `expires_at` {string} (Optional)
-	- `refresh_token` {string} (Optional)
-	- `client_id` {string} (Optional)
-	- `client_secret` {string} (Optional)
-	- `query` {object} (Optional) Map of keys and values (array of strings).
+  - `token_type` {string} (Optional)
+  - `expires_at` {string} (Optional)
+  - `refresh_token` {string} (Optional)
+  - `client_id` {string} (Optional)
+  - `client_secret` {string} (Optional)
+  - `query` {object} (Optional) Map of keys and values (array of strings).
 - `oauth_callback_results` {object} (Optional)
 - `data`: {object} (Optional) Additional custom data. This is useful to store arbitrary data related to the account. For instance, this can be used to store an account status, the date of the last retrieved document, etc.
 - `defaultFolderPath`: {string} Default destination folder used by cozy-stack for folder re-creation when the destination folder has been removed. If not provided, it will be generated by cozy-stack using the attribte of the `auth` object pointed by `identifier` and the konnector's name.