Added Autopkgtests for BitSeq – Request for Review

[harish chavre]

hi all ,
i have added an  autopkgtest for package bitseq[0] ,
kindly review and  let me know  if  i am on the right track or suggest any 
improvements needed.
[0]: 
https://salsa.debian.org/med-team/bitseq/-/tree/master/debian/tests?ref_type=heads
Regards,Harish