Add french translation (#2)

Still have some doubts about correct translation of Drop Arrow, but
since it allows to drop an item on arrow target,
I called it `Flèche de livraison`.

locale/template.txt

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+# textdomain: throwing_arrows
+
+# Translation template (replace this line with credits)
+# Licence: MPL-2.0
+
+## Bows
+Wooden Bow=
+Stone Bow=
+Steel Bow=
+Bronze Bow=
+Gold Bow=
+Mese Bow=
+Diamond Bow=
+
+
+## Arrows
+Arrow=
+Golden Arrow=
+Diamond Arrow=
+Dig Arrow=
+Admin Dig Arrow=
+Teleport Arrow=
+Torch Arrow=
+Build Arrow=
+Drop Arrow=
+
+## Warnings
+[throwing] BUG: node at @1 was not air=

locale/throwing_arrows.fr.tr

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+# textdomain: throwing_arrows
+
+# Translation template (replace this line with credits)
+# Licence: MPL-2.0
+
+## Bows
+Wooden Bow=Arc en bois
+Stone Bow=Arc en pierre
+Steel Bow=Arc en fer
+Bronze Bow=Arc en bronze
+Gold Bow=Arc en or
+Mese Bow=Arc en mese
+Diamond Bow=Arc en diamant
+
+
+## Arrows
+Arrow=Flèche
+Golden Arrow=Flèche en or
+Diamond Arrow=Flèche en diamant
+Dig Arrow=Flèche creuseuse
+Admin Dig Arrow=Flèche creuseuse d’administrateur
+Teleport Arrow=Flèche de téléportation
+Torch Arrow=Flèche-torche
+Build Arrow=Flèche de construction
+Drop Arrow=Flèche de livraison
+
+## Warnings
+[throwing] BUG: node at @1 was not air=[throwing] BUG : le bloc à @1 n’était pas de l’air