[Buildroot] [PATCH 1/1] docs/manual/adding-packages-python.txt: fix outdated Python 3 sentence.

[Peter Korsgaard]

>>>>> "raphael" == raphael melotte <raphael.melotte at essensium.com> writes:

 > From: Raphaël Mélotte <raphael.melotte at essensium.com>
 > Python packages should no longer depend on BR2_PACKAGE_PYTHON
 > in their config file, unless they are only compatible with Python 2.

 > Signed-off-by: Raphaël Mélotte <raphael.melotte at essensium.com>

Committed to 2019.02.x, 2019.05.x and 2019.08.x, thanks.

-- 
Bye, Peter Korsgaard