[glib/1416-macos-ci] Update .gitlab-ci.yml

[Xavier Claessens <xclaesse src gnome org>]

commit fe201ef13db0dbd6e32f0b4276566115f929ec3d
Author: Xavier Claessens <xclaesse gmail com>
Date:   Tue Jan 7 15:08:06 2020 +0000

    Update .gitlab-ci.yml

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e4b92ae5c..1d23101f8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -327,8 +327,8 @@ macos:
   tags:
     - macos
   before_script:
-    - python --version
-    - pip --version
+    - python3 --version
+    - pip3 --version
     - which meson || pip3 install meson==0.49.2
   script:
     # FIXME: Add --werror