chore(l10n): update Occitan translations

Currently translated at 8.1% (6 of 74 strings)

Translation: Fossify/Phone
Translate-URL: https://hosted.weblate.org/projects/fossify/dialer/oc/
Via: Weblate

Author: Quentin PAGÈS

app/src/main/res/values-oc/strings.xml

@@ -1,3 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-</resources>
+    <string name="app_launcher_name">Telefòn</string>
+    <string name="conference">Conferéncia</string>
+    <string name="could_not_access_contacts">Impossible d\'accedir als contactes</string>
+    <string name="asterisk">Estela</string>
+    <string name="dialing">Numeritacion</string>
+    <string name="call_on_hold">En espèra</string>
+</resources>