[gnome-software/wip/exalm/fix-menu] Revert "trivial: Fix the padding in the new hamburger menu"

[Alexander Mikhaylenko <alexm src gnome org>]

commit 18a5890cd1af0258a28ac37d7e2b9b107a350d66
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Wed May 6 20:16:02 2020 +0500

    Revert "trivial: Fix the padding in the new hamburger menu"
    
    That commit added extra padding in the primary menu that no other app has,
    remove it.
    
    This reverts commit 26c02f458ab2b3b495ce2134c525e1a24d1d46d0.

 src/gtk-style.css | 4 ----
 1 file changed, 4 deletions(-)
---
diff --git a/src/gtk-style.css b/src/gtk-style.css
index 2a836701..4b5fcef7 100644
--- a/src/gtk-style.css
+++ b/src/gtk-style.css
@@ -389,10 +389,6 @@ button.star, .button.star {
        outline-offset: -1px;
 }
 
-modelbutton {
-       padding: 3px;
-}
-
 /* i have no idea why GTK adds padding here */
 flowboxchild {
        padding: 0px;