dev-python/sphinxcontrib-zopeext: add 0.4.2-r1

Fix pytest in pyproject.toml
Replace sed operation by patch

Closes: https://bugs.gentoo.org/904309
Signed-off-by: Julien Roy <julien@jroy.ca>

dev-python/sphinxcontrib-zopeext/files/pyproject.patch

@@ -0,0 +1,28 @@
+diff --git a/pyproject.toml b/pyproject.toml
+index b204a4d..5633f69 100644
+--- a/pyproject.toml
++++ b/pyproject.toml
+@@ -16,14 +16,6 @@ dev = [
+ testpaths = [
+     "tests",
+ ]
+-addopts = [
+-    "--doctest-modules",
+-    "--cov=sphinxcontrib.zopeext",
+-    "--cov-report=html",
+-    "--cov-fail-under=85",
+-    "--no-cov-on-fail",
+-    "--pdb",
+-]
+ doctest_optionflags = [
+     "ELLIPSIS",
+     "NORMALIZE_WHITESPACE",
+@@ -87,6 +79,6 @@ doc = [
+ 
+ [build-system]
+ requires = [
+-    "pdm-backend",
++    "pdm-pep517",
+ ]
+-build-backend = "pdm.backend"
++build-backend = "pdm.pep517.api"