Activate Kazakh localisation

(cherry picked from commit 7810b88f5b28cbf3b80245203172f0a423e69497)
Signed-off-by: Christophe Mutricy <xtophe@videolan.org>

po/LINGUAS

@@ -25,6 +25,7 @@ id
 it
 ja
 ka
+kk
 km
 ko
 lt

src/libvlc-module.c

@@ -70,6 +70,7 @@ static const char *const ppsz_language[] =
     "ko",
     "mn",
     "ms",
+    "kk",
     "km",
     "oc",
     "fa",
@@ -117,6 +118,7 @@ static const char *const ppsz_language_text[] =
     "한국어",
     "Монгол хэл",
     "Melayu",
+    "Қазақ тілі",
     "ភាសាខ្មែរ",
     "Occitan",
     "ﻑﺍﺮﺳی",