Log Message:
hs-hslua-aeson: update to 2.2.1.

## hslua-aeson-2.2.1

Released 2022-06-23.

-   Export `jsonarray`, which is the name of the registry slot
    holding the metatable given to array tables. Setting the
    corresponding registry value will affect all newly created
    array values.

## hslua-aeson-2.2.0.1

Released 2022-06-16.

-   Relaxed upper bound for mtl, allowing mtl-2.3.

-   Relaxed upper bound for aeson, allowing aeson-2.1.

## hslua-aeson-2.2.0

Released 2022-02-19.

-   Relaxed upper bound for hslua-core and hslua-marshalling,
    allowing version 2.2 of both packages.