[vte] lib: Add missing noexcept

[Christian Persch <chpe src gnome org>]

commit ca4b833b306eeea94058a19be5e7cdfdf9756966
Author: Christian Persch <chpe src gnome org>
Date:   Sun Dec 1 23:59:31 2019 +0100

    lib: Add missing noexcept

 src/vte.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/vte.cc b/src/vte.cc
index 42a0e199..2c76bae0 100644
--- a/src/vte.cc
+++ b/src/vte.cc
@@ -8252,7 +8252,7 @@ Terminal::determine_cursor_colors(VteCell const* cell,
 
 // FIXMEchpe this constantly removes and reschedules the timer. improve this!
 bool
-Terminal::text_blink_timer_callback()
+Terminal::text_blink_timer_callback() noexcept
 {
         invalidate_all();
         return false; /* don't run again */