Extend Pillow dependency range to include 8.x
Extend Pillow dependency range to include 8.x

rsalmaso/wagtail,torchbox/wagtail,kaedroho/wagtail,wagtail/wagtail,mixxorz/wagtail,gasman/wagtail,FlipperPA/wagtail,kaedroho/wagtail,rsalmaso/wagtail,zerolab/wagtail,gasman/wagtail,jnns/wagtail,FlipperPA/wagtail,thenewguy/wagtail,kaedroho/wagtail,rsalmaso/wagtail,mixxorz/wagtail,wagtail/wagtail,kaedroho/wagtail,rsalmaso/wagtail,thenewguy/wagtail,zerolab/wagtail,thenewguy/wagtail,gasman/wagtail,FlipperPA/wagtail,mixxorz/wagtail,torchbox/wagtail,zerolab/wagtail,FlipperPA/wagtail,zerolab/wagtail,torchbox/wagtail,jnns/wagtail,rsalmaso/wagtail,wagtail/wagtail,mixxorz/wagtail,thenewguy/wagtail,kaedroho/wagtail,wagtail/wagtail,wagtail/wagtail,torchbox/wagtail,zerolab/wagtail,jnns/wagtail,mixxorz/wagtail,jnns/wagtail,gasman/wagtail,thenewguy/wagtail,gasman/wagtail