Merge branch 'lsacienne/change_weekmail_banner_P22_08_06_2022' into 'master'

Change the invitation banner in weekmail to regular weekmail banner

We now have the weekmail banner and not the invitation banner

See merge request !312

com/models.py

@@ -228,7 +228,7 @@ class Weekmail(models.Model):
         Return an absolute link to the banner.
         """
         return (
-            "http://" + settings.SITH_URL + static("com/img/invitation_bannerP22.png")
+            "http://" + settings.SITH_URL + static("com/img/weekmail_bannerV2P22.png")
         )
 
     def get_footer(self):