Ignore .venv directory

Change-Id: I477ef147d2f1d04487613049139107f6b8bb0a3b
Signed-off-by: Paul Belanger <paul.belanger@polybeacon.com>
diff --git a/.gitignore b/.gitignore
index 65a48c7..9703f16 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,7 @@
 .test
 .testrepository
 .tox
+.venv
 AUTHORS
 build/*
 ChangeLog