Update pillow to 7.2.0

[pyup-bot]

This PR updates pillow from 7.1.2 to 7.2.0.

Changelog

### 7.2.0 ``` ------------------ - Do not convert I;16 images when showing PNGs 4744 [radarhere] - Fixed ICNS file pointer saving 4741 [radarhere] - Fixed loading non-RGBA mode APNGs with dispose background 4742 [radarhere] - Deprecated _showxv 4714 [radarhere] - Deprecate Image.show(command="...") 4646 [nulano, hugovk, radarhere] - Updated JPEG magic number 4707 [Cykooz, radarhere] - Change STRIPBYTECOUNTS to LONG if necessary when saving 4626 [radarhere, hugovk] - Write JFIF header when saving JPEG 4639 [radarhere] - Replaced tiff_jpeg with jpeg compression when saving TIFF images 4627 [radarhere] - Writing TIFF tags: improved BYTE, added UNDEFINED 4605 [radarhere] - Consider transparency when pasting text on an RGBA image 4566 [radarhere] - Added method argument to single frame WebP saving 4547 [radarhere] - Use ImageFileDirectory_v2 in Image.Exif 4637 [radarhere] - Corrected reading EXIF metadata without prefix 4677 [radarhere] - Fixed drawing a jointed line with a sequence of numeric values 4580 [radarhere] - Added support for 1-D NumPy arrays 4608 [radarhere] - Parse orientation from XMP tags 4560 [radarhere] - Speed up text layout by not rendering glyphs 4652 [nulano] - Fixed ZeroDivisionError in Image.thumbnail 4625 [radarhere] - Replaced TiffImagePlugin DEBUG with logging 4550 [radarhere] - Fix repeatedly loading .gbr 4620 [ElinksFr, radarhere] - JPEG: Truncate icclist instead of setting to None 4613 [homm] - Fixes default offset for Exif 4594 [rodrigob, radarhere] - Fixed bug when unpickling TIFF images 4565 [radarhere] - Fix pickling WebP 4561 [hugovk, radarhere] - Replace IOError and WindowsError aliases with OSError 4536 [hugovk, 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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