Add Bajau Sama language (bdr)

Requested at
https://www.wikidata.org/wiki/Wikidata_talk:Lexicographical_data#Spelling_variant_of_the_Lemma_option

data/langdb.yaml

@@ -60,6 +60,7 @@ languages:
   bbc: [bbc-latn]
   bcc: [Arab, [AS, ME], جهلسری بلوچی]
   bcl: [Latn, [AS], Bikol Central]
+  bdr: [Latn, [AS], Bajau Sama]
   be-tarask: [Cyrl, [EU], беларуская (тарашкевіца)]
   be-x-old: [be-tarask]
   be: [Cyrl, [EU], беларуская]