Use underscore for contry code in README trnaslations

README.ko.md

@@ -16,7 +16,7 @@
 <p align="center"><a href="https://newpipe.net">Website</a> &bull; <a href="https://newpipe.net/blog/">Blog</a> &bull; <a href="https://newpipe.net/FAQ/">FAQ</a> &bull; <a href="https://newpipe.net/press/">Press</a></p>
 <hr>
 
-*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt.br.md).*
+*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt_br.md).*
 
 <b>경고: 이 버전은 베타 버전이므로, 버그가 발생할 수도 있습니다. 만약 버그가 발생하였다면, 우리의 GITHUB 저장소에서 ISSUE를 열람하여 주십시오.</b>
 

README.md

@@ -18,7 +18,7 @@
 <p align="center"><a href="https://newpipe.net">Website</a> &bull; <a href="https://newpipe.net/blog/">Blog</a> &bull; <a href="https://newpipe.net/FAQ/">FAQ</a> &bull; <a href="https://newpipe.net/press/">Press</a></p>
 <hr>
 
-*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt.br.md).*
+*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt_br.md).*
 
 <b>WARNING: THIS IS A BETA VERSION, THEREFORE YOU MAY ENCOUNTER BUGS. IF YOU DO, OPEN AN ISSUE VIA OUR GITHUB REPOSITORY.</b>
 

README.pt_br.md

@@ -16,7 +16,7 @@
 <p align="center"><a href="https://newpipe.net">Site</a> &bull; <a href="https://newpipe.net/blog/">Blog</a> &bull; <a href="https://newpipe.net/FAQ/">FAQ</a> &bull; <a href="https://newpipe.net/press/">Press</a></p>
 <hr>
 
-*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt.br.md).*
+*Read this in other languages: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt_br.md).*
 
 <b>AVISO: ESTA É UMA VERSÃO BETA, PORTANTO, VOCÊ PODE ENCONTRAR BUGS. ENCONTROU ALGUM, ABRA UM ISSUE ATRAVÉS DO NOSSO REPOSITÓRIO GITHUB.</b>
 

README.so.md

@@ -16,7 +16,7 @@
 <p align="center"><a href="https://newpipe.net">Website-ka</a> &bull; <a href="https://newpipe.net/blog/">Maqaalada</a> &bull; <a href="https://newpipe.net/FAQ/">Su'aalaha Aalaa La-iswaydiiyo</a> &bull; <a href="https://newpipe.net/press/">Warbaahinta</a></p>
 <hr>
 
-*Ku akhri luuqad kale: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt.br.md).*
+*Ku akhri luuqad kale: [English](README.md), [한국어](README.ko.md), [Soomaali](README.so.md), [Português Brasil](README.pt_br.md).*
 
 <b>DIGNIIN: MIDKAN [NOOCA APP-KA EE HADDA] WALI TIJAABO AYUU KU JIRAA (BETA), SIDAA DARTEED CILLADO AYAAD LA KULMI KARTAA. HADAAD LA KULANTO , KA FUR ARIN SHARAXAYA QAYBTANADA GITHUB-KA.</b>