[Buildroot] [PATCH] package/python3: bump to version 3.8.6

[Peter Korsgaard]

>>>>> "Peter" == Peter Korsgaard <peter at korsgaard.com> writes:

 > Contains a number of bugfixes. For details, see the changelog:
 > https://docs.python.org/release/3.8.6/whatsnew/changelog.html#changelog

 > Update the license hash for the addition of a note stating that the examples
 > and documentation is now dual licensed under the PSF and a Zero-Clause BSD
 > license since:

 > https://github.com/python/cpython/commit/9fef7c54a0adfade5ec94259d97f22e05fe9e3e3

 > Signed-off-by: Peter Korsgaard <peter at korsgaard.com>

Committed to 2020.02.x, 2020.05.x and 2020.08.x, thanks.

-- 
Bye, Peter Korsgaard