testing/py3-unidiff: upgrade to 0.7.4

testing/py3-unidiff/APKBUILD

 # Contributor: Sören Tempel <soeren+alpine@soeren-tempel.net>
 # Maintainer:
 pkgname=py3-unidiff
-pkgver=0.7.3
+pkgver=0.7.4
 pkgrel=0
 pkgdesc="Unified diff python parsing/metadata extraction library"
 url="https://github.com/matiasb/python-unidiff"
@@ -31,6 +31,6 @@ package() {
 }
 
 sha512sums="
-b0705211d984078e189b99a09a2fdc2f9ace875e05ec893f65084e0d0717aacd8f25e7323aee3fbaba05e407100d6c2dc50587f4696962e27fe996ddc5c4be07  py3-unidiff-0.7.3.tar.gz
+b8e1d8165efcc5788707432c3c3236d97ec86ae577ff3dd7ec405809dbaef3153a835572844f7ef2a4d5d2c9b60dee586717e4cf0acf4db8049ab7c5af178a07  py3-unidiff-0.7.4.tar.gz
 3c42b36da7a549d59647a2a489cb85f45d5d51c839b206893e39f2bc5fc14917719e1aa5cd1042758c55bc7a218c63f1df3bb76c28c57724cc6a890ecafa64bc  fix-test-script.patch
 "