[gnome-games] css: Remove spaces before rgba() and mix()

[Alexander Mikhaylenko <alexm src gnome org>]

commit b32ac13e47878136a35fa0deb159889b93bd0c89
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Mon Aug 19 23:45:38 2019 +0500

    css: Remove spaces before rgba() and mix()
    
    GTK4 doesn't like it.

 data/gtk-style.css | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/data/gtk-style.css b/data/gtk-style.css
index 85321635..cb946b39 100644
--- a/data/gtk-style.css
+++ b/data/gtk-style.css
@@ -14,8 +14,8 @@
 
 .savestate-thumbnail {
        color: rgba(255, 255, 255, 0.5);
-       background: rgba (0, 0, 0, .5);
-       border: 1px solid rgba (0, 0, 0, .5);
+       background: rgba(0, 0, 0, .5);
+       border: 1px solid rgba(0, 0, 0, .5);
        border-radius: 5px;
 }
 
@@ -34,7 +34,7 @@
 }
 
 gamesgamethumbnail {
-       background-color: mix (@theme_base_color, @theme_bg_color, 0.5);
+       background-color: mix(@theme_base_color, @theme_bg_color, 0.5);
        border-width: 1px;
        border-style: solid;
        border-radius: 2px;
@@ -51,7 +51,7 @@ gamescollectioniconview.large flowboxchild {
 }
 
 gamesflashbox {
-  background: rgba (255, 255, 255, 0.5);
+  background: rgba(255, 255, 255, 0.5);
 }
 
 /* Styles from libhandy example, this should be kept in sync with this: