[docs] [issue33297] Mention Pillow package on tkinter.rst to work with more image formats

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:


New changeset b81ca28b378c8b29204a37f8bd433a3379f53f7d by Serhiy Storchaka (Andrés Delfino) in branch 'master':
bpo-33297: Mention Pillow to work with more image formats. (#6505)
https://github.com/python/cpython/commit/b81ca28b378c8b29204a37f8bd433a3379f53f7d


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<https://bugs.python.org/issue33297>
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