Collective.volto.socialsettings

- fix exports [`dfb3072`](https://github.com/collective/volto-social-settings/commit/dfb30722eb2456daef952f2a40b2fc7917001c05)
- fix exports [`58713ea`](https://github.com/collective/volto-social-settings/commit/58713ea411f180963654724a4e9b14fd57b9d130)

------------------

- Nothing changed yet.

------------------

- Added Spanish translations.
[macagua]

- Added more translations strings.
[macagua]

- update translation
[lucabel]

------------------

- fix python_requires.
[nzambello]

------------------

- p.a.caching rules for rest api services.
[cekk]

------------------

- Add layer to social-links route to not break if not installed.
[cekk]