[gitg] Lane indicator line width set to 0.

[Alberto Fanjul <albfan src gnome org>]

commit de74cbef63b3bca520cab5f78a25974882186402
Author: Armandas Jarušauskas <jarusauskas gmail com>
Date:   Sat Jul 11 11:03:39 2020 +0900

    Lane indicator line width set to 0.

 libgitg/gitg-cell-renderer-lanes.vala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libgitg/gitg-cell-renderer-lanes.vala b/libgitg/gitg-cell-renderer-lanes.vala
index 86f9c262..aadd16af 100644
--- a/libgitg/gitg-cell-renderer-lanes.vala
+++ b/libgitg/gitg-cell-renderer-lanes.vala
@@ -203,7 +203,7 @@ namespace Gitg
                        offset = commit.mylane * lane_width + (lane_width - dot_width) / 2.0;
                        radius = dot_width / 2.0;
 
-                       context.set_line_width(2.0);
+                       context.set_line_width(0.0);
 
                        context.arc(area.x + f(offset + radius),
                                    area.y + area.height / 2.0,