[gnome-shell] theme: Fix focus style of icons in the calendar popup

[Florian Müllner <fmuellner src gnome org>]

commit 3a748fe737e0009ba8786382e25a1e7cdf099894
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Sun Jul 28 09:53:14 2019 +0200

    theme: Fix focus style of icons in the calendar popup
    
    https://gitlab.gnome.org/GNOME/gnome-shell/issues/1474

 data/theme/gnome-shell-sass/_common.scss | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/data/theme/gnome-shell-sass/_common.scss b/data/theme/gnome-shell-sass/_common.scss
index 4e6469188..5e377df15 100644
--- a/data/theme/gnome-shell-sass/_common.scss
+++ b/data/theme/gnome-shell-sass/_common.scss
@@ -942,7 +942,7 @@ StScrollBar {
     .world-clocks-button,
     .weather-button,
     .events-section-title {
-      &:hover, focus { background-color: $_hover_bg_color }
+      &:hover, &:focus { background-color: $_hover_bg_color }
       &:active { background-color: $_active_bg_color }
     }
 
@@ -1013,7 +1013,7 @@ StScrollBar {
       background-color: transparent;
       width: 32px;
       border-radius: 4px;
-      &:hover, focus { background-color: $_hover_bg_color; }
+      &:hover, &:focus { background-color: $_hover_bg_color; }
       &:active { background-color: transparentize($fg_color, 0.84); }
     }
 
@@ -1029,7 +1029,7 @@ StScrollBar {
       margin: 2px;
       border-radius: 1.4em;
       font-feature-settings: "tnum";
-      &:hover, focus { background-color: $_hover_bg_color; }
+      &:hover, &:focus { background-color: $_hover_bg_color; }
       &:active,&:selected {
         color: lighten($selected_fg_color,5%);
         background-color: $selected_bg_color;