change colors for light and dark themes

packages/app/src/styles/theme/_apply-colors-dark.scss

@@ -249,6 +249,15 @@ ul.pagination {
 .grw-sidebar {
   // List
   @include override-list-group-item($color-list, $bgcolor-sidebar-list-group, $color-list-hover, $bgcolor-list-hover, $color-list-active, $bgcolor-list-active);
+
+  // Pagetree
+  .grw-pagetree {
+    .grw-triangle-icon {
+      svg {
+        fill: $gray-500;
+      }
+    }
+  }
 }
 
 /*

packages/app/src/styles/theme/_apply-colors-light.scss

@@ -166,6 +166,15 @@ $border-color: $border-color-global;
 .grw-sidebar {
   // List
   @include override-list-group-item($color-list, $bgcolor-sidebar-list-group, $color-list-hover, $bgcolor-list-hover, $color-list-active, $bgcolor-list-active);
+
+  // Pagetree
+  .grw-pagetree {
+    .grw-triangle-icon {
+      svg {
+        fill: $gray-400;
+      }
+    }
+  }
 }
 
 /*

packages/app/src/styles/theme/_apply-colors.scss

@@ -533,15 +533,6 @@ body.pathname-sidebar {
   }
 }
 
-// Pagetree
-.grw-pagetree {
-  .grw-triangle-icon {
-    svg {
-      fill: $gray-400;
-    }
-  }
-}
-
 /*
  * GROWI Grid Edit Modal
  */