Pontoon: Update Greek (el) localization of Firefox Screenshots
Pontoon: Update Greek (el) localization of Firefox Screenshots

Localization authors:
- Jim Spentzos <jim.spentzos@outlook.com>
- Giorgos S. <giorgos.skafidas@gmx.com>
- Alfredos-Panagiotis Damkalis <fredy@fredy.gr>
- FFF-fox <FFF-fox@protonmail.com>
- Μιχάλης  ĺ ľfb <mikem132@protonmail.com>

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