[guadec-web/oscp-2019] Update status for CFP

[Tom Tryfonidis <tomtryf src gnome org>]

commit d688d7d7dbda7febaf1b444201253a5a3fe0a09e
Author: Tom Tryfonidis <tomtryf gmail com>
Date:   Wed Aug 14 21:21:20 2019 +0300

    Update status for CFP

 content/pages/submit-a-proposal.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/content/pages/submit-a-proposal.md b/content/pages/submit-a-proposal.md
index a5ae56c..1c9703f 100644
--- a/content/pages/submit-a-proposal.md
+++ b/content/pages/submit-a-proposal.md
@@ -14,9 +14,9 @@ Authors: Tom
 * Lightning talk signup: <span class="badge badge-info">TBA</span>
 
 ### Scheduled presentations
-The call of proposals is now open. Submit your talks here:
+The call of proposals is now **closed**.
 
-[https://events.gnome.org/e/4ca7bd64/cfs/](https://events.gnome.org/e/4ca7bd64/cfs/)
+<span style="text-decoration: line-through;">Submit your talks here: 
[https://events.gnome.org/e/4ca7bd64/cfs/](https://events.gnome.org/e/4ca7bd64/cfs/)</span>
 
 These will be 25 and 40 minute talks.