[BN Translation] 4-connect-internet (#242)

* Fixed the .png and .gif file hyperlinks

* Fixed the .png file hyperlinks

* [BN Translation] Quick Fix wio.terminal.bn.md

I have fixed the readme format issues.

* [BN Translation] Quick Fix pi.bn.md

* [BN-Translation] 4-connect-internet

4-connect-internet Translated into Bengali

* [BN Translation] 4-connect-internet assignment

Translated 4-connect-internet lesson assignment in Bengali

* Update README.bn.md

* Fixed README.bn.md after requested changes

* Fixed assignment.bn.md after requested changes

* Fixed README.bn.md after requested changes-2

* Fixed Hyperlinks README.bn.md

* Update README.bn.md

* Update README.bn.md

* Update assignment.bn.md

Co-authored-by: Jim Bennett <[email protected]>

Author: Diganta-droid