dev-python/cerberus: do not prevent installation of tests

Having discussed this with mgorny, if upstream installs these it is the
right thing for us to do the same.

Signed-off-by: Marek Szuba <marecki@gentoo.org>

dev-python/cerberus/cerberus-1.3.2.ebuild

@@ -18,7 +18,6 @@ KEYWORDS="~amd64"
 
 PATCHES=(
 	"${FILESDIR}"/${PN}-1.3.2_no-pytest-runner.patch
-	"${FILESDIR}"/${PN}-1.3.2_test-installation.patch
 )
 
 distutils_enable_tests pytest

dev-python/cerberus/files/cerberus-1.3.2_test-installation.patch

@@ -1,11 +0,0 @@
---- a/setup.py
-+++ b/setup.py
-@@ -35,7 +35,7 @@
-     ),
-     license="ISC",
-     platforms=["any"],
--    packages=find_packages(),
-+    packages=find_packages(exclude=("cerberus.tests",)),
-     include_package_data=True,
-     setup_requires=setup_requires,
-     tests_require=["pytest"],