use gray colors instead of old holder.js color defaults

* use bg: `$gray-600` `#6c757d` instead of `twbs#777` * use fg: `$gray-300` `#dee2e6 ` instead of `#ddd`
m5o · Nov 21, 2018 · bffd0af · bffd0af
1 parent c628921
commit bffd0af
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/site/_includes/icons/placeholder.svg b/site/_includes/icons/placeholder.svg