Add “pandas[test]” to “test” extra

This is important because the python-pandas package will now install
pandas.tests only with python3-pandas+tests, and Dask’s tests import
from Pandas’s test suite.

9110.patch

@@ -0,0 +1,27 @@
+From 96112f76bb28608f100920732825e45917ee0e5d Mon Sep 17 00:00:00 2001
+From: "Benjamin A. Beasley" <code@musicinmybrain.net>
+Date: Sat, 21 May 2022 08:09:39 -0400
+Subject: [PATCH] =?UTF-8?q?Add=20=E2=80=9Cpandas[test]=E2=80=9D=20to=20?=
+ =?UTF-8?q?=E2=80=9Ctest=E2=80=9D=20extra?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Since the tests use “pandas.test” (the actual Pandas test suite), not
+only “pandas.testing”, it makes sense to rely on Pandas’s test extra.
+---
+ setup.py | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/setup.py b/setup.py
+index d52adf72d29..c3ae3ff62d9 100755
+--- a/setup.py
++++ b/setup.py
+@@ -25,6 +25,7 @@
+ extras_require["complete"] = sorted({v for req in extras_require.values() for v in req})
+ # after complete is set, add in test
+ extras_require["test"] = [
++    "pandas[test]",
+     "pytest",
+     "pytest-rerunfailures",
+     "pytest-xdist",

python-dask.spec

@@ -40,6 +40,9 @@ Patch:          0001-Skip-test_encoding_gh601-on-big-endian-machines.patch
 # This patch has been trivially rebased to apply to the PyPI sdist, which uses
 # tabs rather than spaces in setup.cfg.
 Patch:          dask-2022.5.0-pr-9113.patch
+# Add “pandas[test]” to “test” extra
+# https://github.com/dask/dask/pull/9110
+Patch:          %{url}/pull/9110.patch
 
 %description
 Dask is a flexible parallel computing library for analytics.