High Contrast: checkboxes and radios inside treeviews

- fixes hover state of checkboxes and radios inside treeviews

gtk/theme/HighContrast/_common.scss

@@ -1653,6 +1653,12 @@ checkbutton check {
   }
 }
 
+treeview.view check,
+treeview.view radio {
+  color: $fg_color;
+  &:hover { color: $fg_color; }
+}
+
 /************
  * GtkScale *
  ************/

gtk/theme/HighContrast/gtk-contained-inverse.css

@@ -1810,6 +1810,13 @@ checkbutton check {
   checkbutton check:only-child {
     margin: 0; }
 
+treeview.view check,
+treeview.view radio {
+  color: #fff; }
+  treeview.view check:hover,
+  treeview.view radio:hover {
+    color: #fff; }
+
 /************
  * GtkScale *
  ************/

gtk/theme/HighContrast/gtk-contained.css

@@ -1810,6 +1810,13 @@ checkbutton check {
   checkbutton check:only-child {
     margin: 0; }
 
+treeview.view check,
+treeview.view radio {
+  color: #000; }
+  treeview.view check:hover,
+  treeview.view radio:hover {
+    color: #000; }
+
 /************
  * GtkScale *
  ************/