updated hover color

app/assets/stylesheets/framework/gitlab_theme.scss

@@ -186,8 +186,6 @@
   }
 
   .ide-sidebar-link {
-    &:hover,
-    &:focus,
     &.active {
       color: $color-700;
     }

app/assets/stylesheets/pages/repo.scss

@@ -777,10 +777,12 @@
   }
 
   &:hover {
+    color: $gl-text-color;
     background-color: $theme-gray-100;
   }
 
   &:focus {
+    color: $gl-text-color;
     background-color: $theme-gray-200;
   }