Remove the Python instructions from Creating Projects and
turn them into Qt Quick and Qt Widgets tutorials.
Turn the Developing Qt for Python Applications topic into
a How-to.
Change-Id: Ia3b547fbefd5f8e6b67d673b9724cd6e3f0b4424
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>
Reviewed-by: David Schulz <david.schulz@qt.io>
