Add bft

https://translatewiki.net/wiki/Thread:Support/request_for_new_language

data/generated-langdb.json

@@ -357,6 +357,13 @@
             ],
             "Bari"
         ],
+        "bft": [
+            "Arab",
+            [
+                "AS"
+            ],
+            "بلتی"
+        ],
         "bfq": [
             "Taml",
             [
@@ -4358,6 +4365,7 @@
             "njo",
             "bo",
             "bpy",
+            "bft",
             "sa",
             "dv",
             "dz"
@@ -4797,6 +4805,7 @@
             "fa",
             "bgn",
             "tg",
+            "bft",
             "khw",
             "ks-arab",
             "ks"

data/langdb.yaml

@@ -59,6 +59,7 @@ languages:
   be: [Cyrl, [EU], беларуская]
   bew: [Latn, [AS], Bahasa Betawi]
   bfa: [Latn, [AF], Bari]
+  bft: [Arab, [AS], بلتی]
   bfq: [Taml, [AS], படகா]
   bg: [Cyrl, [EU], български]
   bgn: [Arab, [AS, ME], روچ کپتین بلوچی]