testing/py-nwdiag: replace py-imaging dep with py-pillow

testing/py-nwdiag/APKBUILD

@@ -3,12 +3,12 @@
 pkgname=py-nwdiag
 _pkgname=nwdiag
 pkgver=1.0.0
-pkgrel=0
+pkgrel=1
 pkgdesc="nwdiag generate network-diagram image"
 url="https://pypi.python.org/pypi/nwdiag"
 arch="noarch"
 license="ASL 2.0"
-depends="python py-imaging py-funcparserlib py-blockdiag"
+depends="python py-pillow py-funcparserlib py-blockdiag"
 depends_dev=""
 makedepends="python-dev py-setuptools"
 install=""