Change avatar to use Compound implementation (#11448)

* Move avatar to new compound implementation

* Make space avatars square

* Remove reference to the avatar initial CSS class

* remove references to mx_BaseAvatar_image

* Fixe test suites

* Fix accessbility violations

* Add ConfirmUserActionDialog test

* Fix tests

* Add FacePile test

* Fix items clipping in members list

* Fix user info avatar sizing

* Fix tests

src/components/views/settings/BridgeTile.tsx

@@ -133,9 +133,7 @@ export default class BridgeTile extends React.PureComponent<IProps> {
             networkIcon = (
                 <BaseAvatar
                     className="mx_RoomSettingsDialog_protocolIcon"
-                    width={48}
-                    height={48}
-                    resizeMethod="crop"
+                    size="48px"
                     name={protocolName}
                     idName={protocolName}
                     url={avatarUrl}