BSHR function is called instead of BSHL

[palatinb]

Short description	BSHR function is called instead of BSHL
Expected operation	BSHL function should be called when we call the BSHL operator
Experienced operation	BSHR function is called
Reproductive steps	After running the BSHL operation it can be reproduced the error
Error location	test-automation-engineer-python-junior/icalc.py Line 55 in 865c772 print(self.cal.bshr(*parse(arg)))
Test result	Not OK
Priority	High