Add missing parameters to docs

doc/rtd/reference/datasources/aeza.rst

@@ -17,18 +17,33 @@ Aeza's datasource can be configured as follows: ::
       metadata_url: "http://77.221.156.49/v1/cloudinit/{id}/meta-data"
       userdata_url: "http://77.221.156.49/v1/cloudinit/{id}/user-data"
       vendordata_url: "http://77.221.156.49/v1/cloudinit/{id}/vendor-data"
+      retries: 60
+      timeout: 2
+      wait_retry: 2
 
 * ``metadata_url``
 
-  Specifies the URL to retrieve the VPS meta-data.
+  Specifies the URL to retrieve the VPS meta-data. (optional)
 
 * ``userdata_url``
 
-  Specifies the URL to retrieve the user-data.
+  Specifies the URL to retrieve the user-data. (optional)
 
 * ``vendordata_url``
 
-  Specifies the URL to retrieve the vendor-data.
+  Specifies the URL to retrieve the vendor-data. (optional)
+
+* ``retries``
+
+  The number of times the data retrieval operation should be retried in case of failures. (optional)
+
+* ``timeout``
+
+  The maximum number of seconds to wait for a response from the server for each attempt. (optional)
+
+* ``wait_retry``
+
+  The number of seconds to wait between retries. (optional)
 
 .. note::
    ``{id}`` in URLs is system-uuid DMI value.