fix: Move European map viewport slightly eastwards
fix: Move European map viewport slightly eastwards

In narrow viewports (mobile) Cyprus was being cropped out of the
 European map as the viewport was centred too far westwards

Fixes #1428

owid/owid-grapher,owid/owid-grapher,owid/owid-grapher,owid/owid-grapher,owid/owid-grapher