Removed not-so-useful code printing error when executing `-m robot` with ?ython 2.5. With newer versions that is not allowed at all because we have no __main__.py.
Removed not-so-useful code printing error when executing `-m robot` with ?ython 2.5. With newer versions that is not allowed at all because we have no __main__.py.

Senseg/robotframework,Senseg/robotframework,Senseg/robotframework,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,Senseg/robotframework,Senseg/robotframework