Add Bangla (#534) and Burmese (#415) README and use correct comm… (#556)

* Add Bangla README and CONTRIBUTING (#534)

* addBangla README and CONTRIBUTING

* bangla language add

* bangla contribution add

* bangla year full format added

* add bangla language selection

* Add Burmese README (#415)

* docs: Add Burmese README

* docs: Link MM readme in other lan

* Update language lists

Co-authored-by: Sabbir Ahmed <sabbirs93@gmail.com>
Co-authored-by: Aung Kyaw Paing <uriaungkyawpaing@gmail.com>
Co-authored-by: James Harris <wopian@wopian.me>

README.hi_in.md

@@ -18,12 +18,15 @@
 [العربية][AR],
 [فارسی][FA],
 **हिंदी**,
+[বাংলা][BD_BN],
+[မြန်မာ][MM],
 [日本][JA],
 [正體中文][ZH_TW],
 [简体中文][ZH_CN],
 [한국어][KO_KR]
 
 [AR]:README.ar.md
+[BD_BN]:README.bd_bn.md
 [CA]:README.ca.md
 [DE]:README.de.md
 [EN]:README.md
@@ -35,6 +38,7 @@
 [IT]:README.it.md
 [JA]:README.ja.md
 [KO_KR]:README.ko_kr.md
+[MM]:README.mm.md
 [PL]:README.pl.md
 [PT_BR]:README.pt_br.md
 [RO]:README.ro.md