[nautilus] Bug.md: Add instructions to launch the Nightly flatpak

[António Fernandes <antoniof src gnome org>]

commit 6952f54190b8d3236bb53c07b4038bc1a66205ff
Author: Feldwor <vaidas boqsc gmail com>
Date:   Sat Apr 11 16:30:52 2020 +0000

    Bug.md: Add instructions to launch the Nightly flatpak

 .gitlab/issue_templates/Bug.md | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/.gitlab/issue_templates/Bug.md b/.gitlab/issue_templates/Bug.md
index e575f6341..82729f48b 100644
--- a/.gitlab/issue_templates/Bug.md
+++ b/.gitlab/issue_templates/Bug.md
@@ -8,6 +8,7 @@
 
     flatpak install --from https://nightly.gnome.org/repo/appstream/org.gnome.NautilusDevel.flatpakref
 
+    3) The Nightly version can now be launched from Activities, or with this command: flatpak run 
org.gnome.NautilusDevel
 -->
 
 # Affected version