Typo in the generated comment in python script for path switching

[sunt05]

Environment data

• VS Code version: 1.30.2 (1.30.2)
• Extension version (available under the Extensions sidebar): XXX
• OS and version: macOS 10.14.2 (18C54)
• Python version (& distribution if applicable, e.g. Anaconda): 3.7.2
• Type of virtual environment used (N/A | venv | virtualenv | conda | ...): NA

Expected behaviour

DataSciece should be DataScience

Actual behaviour

DataSciece

Steps to reproduce:

1. import a jupyter notebook as a python script
2. the header comment has the above typo