Remove tox pip_version

Change-Id: Ic98be7d50c38c6aa221743cc71fc348e56480dc4
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit 325baf2c7426b8e84bde31c3642a9fbfb05ea8da)

1 files changed, 0 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index fd439eb23..bbf19b3a1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,6 @@
 envlist = docs,pep8,pylint,yamllint,bashate,bandit,py39,cover,perm
 
 [testenv]
-pip_version = pip==20.2.4
 usedevelop = True
 deps =
   -c{toxinidir}/upper-constraints.txt