[damned-lies/oscp-testing] Create a venv using Python 3.9

[Andrea Veri <averi src gnome org>]

commit dbb357b08be800f1dadbd6fe02f75e2dc05fe285
Author: Andrea Veri <averi redhat com>
Date:   Tue Jun 8 13:38:07 2021 +0200

    Create a venv using Python 3.9

 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/Dockerfile b/Dockerfile
index 22212d23..a95d5849 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,7 @@ RUN chown -R l10n:l10n /l10n
 
 USER l10n
 WORKDIR /l10n/damnedlies
-RUN virtualenv /l10n/venv && \
+RUN python3.9 -m venv /l10n/venv && \
     /l10n/venv/bin/pip install -r requirements.txt
 
 ADD entrypoint.sh /entrypoint.sh