Pontoon: Update Turkish (tr) localization of Thimble
Pontoon: Update Turkish (tr) localization of Thimble

Localization authors:
- Selim Şumlu <selim@sum.lu>

humphd/thimble.mozilla.org,humphd/thimble.mozilla.org,mozilla/thimble.mozilla.org,mozilla/thimble.mozilla.org,mozilla/thimble.mozilla.org,humphd/thimble.mozilla.org,humphd/thimble.mozilla.org,mozilla/thimble.mozilla.org