Update pillow to 8.2.0

[pyup-bot]

This PR updates pillow from 8.1.2 to 8.2.0.

Changelog

### 8.2.0 ``` ------------------ - Added getxmp() method 5144 [UrielMaD, radarhere] - Add ImageShow support for GraphicsMagick 5349 [latosha-maltba, radarhere] - Do not load transparent pixels from subsequent GIF frames 5333 [zewt, radarhere] - Use LZW encoding when saving GIF images 5291 [raygard] - Set all transparent colors to be equal in quantize() 5282 [radarhere] - Allow PixelAccess to use Python __int__ when parsing x and y 5206 [radarhere] - Removed Image._MODEINFO 5316 [radarhere] - Add preserve_tone option to autocontrast 5350 [elejke, radarhere] - Fixed linear_gradient and radial_gradient I and F modes 5274 [radarhere] - Add support for reading TIFFs with PlanarConfiguration=2 5364 [kkopachev, wiredfool, nulano] - Deprecated categories 5351 [radarhere] - Do not premultiply alpha when resizing with Image.NEAREST resampling 5304 [nulano] - Dynamically link FriBiDi instead of Raqm 5062 [nulano] - Allow fewer PNG palette entries than the bit depth maximum when saving 5330 [radarhere] - Use duration from info dictionary when saving WebP 5338 [radarhere] - Stop flattening EXIF IFD into getexif() 4947 [radarhere, kkopachev] - Replaced tiff_deflate with tiff_adobe_deflate compression when saving TIFF images 5343 [radarhere] - Save ICC profile from TIFF encoderinfo 5321 [radarhere] - Moved RGB fix inside ImageQt class 5268 [radarhere] - Allow alpha_composite destination to be negative 5313 [radarhere] - Ensure file is closed if it is opened by ImageQt.ImageQt 5260 [radarhere] - Added ImageDraw rounded_rectangle method 5208 [radarhere] - Added IPythonViewer 5289 [radarhere, Kipkurui-mutai] - Only draw each rectangle outline pixel once 5183 [radarhere] - Use mmap instead of built-in Win32 mapper 5224 [radarhere, cgohlke] - Handle PCX images with an odd stride 5214 [radarhere] - Only read different sizes for "Large Thumbnail" MPO frames 5168 [radarhere] - Added PyQt6 support 5258 [radarhere] - Changed Image.open formats parameter to be case-insensitive 5250 [Piolie, radarhere] - Deprecate Tk/Tcl 8.4, to be removed in Pillow 10 (2023-01-02) 5216 [radarhere] - Added tk version to pilinfo 5226 [radarhere, nulano] - Support for ignoring tests when running valgrind 5150 [wiredfool, radarhere, hugovk] - OSS-Fuzz support 5189 [wiredfool, radarhere] ```

Links

- PyPI: https://pypi.org/project/pillow - Changelog: https://pyup.io/changelogs/pillow/ - Homepage: https://python-pillow.org

[duckinator]

bors r+

[bors[bot]]

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