the build is failing

[shubhangi013]

as per :
https://app.travis-ci.com/github/OWASP/SecureTea-Project/builds/246126195
build is failing due to error in pytest

[parteekcoder]

@OWASPFoundation docker build is failing due to this line https://github.com/OWASP/SecureTea-Project/blob/master/Dockerfile#L9

this url doesnot exists anymore we have to update that https://github.com/cdr/code-server/releases/download/2.preview.11-vsc1.37.0/code-server2.preview.11-vsc1.37.0-linux-x86_64.tar.gz

@adeyosemanputra