bug(windows): many locales have wrong code for SKLanguageCode

```

windows\src\desktop\kmshell\locale\am-ET\strings.xml:
649: am

windows\src\desktop\kmshell\locale\az-AZ\strings.xml:
628: az

windows\src\desktop\kmshell\locale\bwr-NG\strings.xml:
629: en

windows\src\desktop\kmshell\locale\ckl-NG\strings.xml:
649: en

windows\src\desktop\kmshell\locale\cs-CZ\strings.xml:
716: cs-cs

windows\src\desktop\kmshell\locale\el-polyton\strings.xml:
695: el

windows\src\desktop\kmshell\locale\es-ES\strings.xml:
715: en

windows\src\desktop\kmshell\locale\ff-NG\strings.xml:
649: en

windows\src\desktop\kmshell\locale\ff-ZA\strings.xml:
653: ful

windows\src\desktop\kmshell\locale\ha-HG\strings.xml:
628: en

windows\src\desktop\kmshell\locale\hia-NG\strings.xml:
629: en

windows\src\desktop\kmshell\locale\id-ID\strings.xml:
628: id

windows\src\desktop\kmshell\locale\it-IT\strings.xml:
716: it

windows\src\desktop\kmshell\locale\km-KH\strings.xml:
715: km

windows\src\desktop\kmshell\locale\kr-NG\strings.xml:
629: en

windows\src\desktop\kmshell\locale\mfi-NG\strings.xml:
629: en

windows\src\desktop\kmshell\locale\mnw-MM\strings.xml:
695: mnw

windows\src\desktop\kmshell\locale\mrt-NG\strings.xml:
628: en

windows\src\desktop\kmshell\locale\nl-NL\strings.xml:
629: nl

windows\src\desktop\kmshell\locale\pl-PL\strings.xml:
629: pl

windows\src\desktop\kmshell\locale\pt-BR\strings.xml:
649: en

windows\src\desktop\kmshell\locale\pt-PT\strings.xml:
716: por-PT

windows\src\desktop\kmshell\locale\qqq\strings.xml:
236: [!!ȇƞ!!]

windows\src\desktop\kmshell\locale\ru-RU\strings.xml:
649: ru

windows\src\desktop\kmshell\locale\shu-latn\strings.xml:
648: en

windows\src\desktop\kmshell\locale\sv-SE\strings.xml:
649: sv

windows\src\desktop\kmshell\locale\ta\strings.xml:
157: அ

windows\src\desktop\kmshell\locale\vi-VN\strings.xml:
715: vi

windows\src\desktop\kmshell\locale\zh-CN\strings.xml:
649: 英语
```

This value does not appear to be used. Perhaps it would be better to remove it entirely given it is out of sync. Otherwise, it should match the folder name.