[PATCH 4/9] tests: silence pip upgrade warnings during venv creation

[John Snow]

Turn off the nag warning coaxing us to upgrade pip. It's not really that
interesting to see in CI logs, and as long as nothing is broken --
nothing is broken.

Signed-off-by: John Snow <jsnow@redhat.com>
---
 tests/Makefile.include | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/Makefile.include b/tests/Makefile.include
index f68adda0650..839ffde876a 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -109,8 +109,8 @@ $(TESTS_VENV_DIR): $(TESTS_VENV_REQ)
             $(PYTHON) -m venv $@, \
             VENV, $@)
        $(call quiet-command, \
-            $(TESTS_PYTHON) -m pip -q install -r $(TESTS_VENV_REQ), \
-            PIP, $(TESTS_VENV_REQ))
+            $(TESTS_PYTHON) -m pip -q --disable-pip-version-check install \
+            -r $(TESTS_VENV_REQ), PIP, $(TESTS_VENV_REQ))
        $(call quiet-command, touch $@)
 
 $(TESTS_RESULTS_DIR):
-- 
2.34.1