Update .gitignore (twbs#28493)

XhmikosR · web-flow · commit 1add6341a76d · 2019-03-14T18:03:01.000+02:00
Add the old Jekyll docs dist folder so that when we switch branches, it doesn't show up.
diff --git a/.gitignore b/.gitignore
@@ -1,5 +1,8 @@
 # Ignore docs files
 /_gh_pages/
+# This is the old Jekyll docs dist folder;
+# keeping it here so that when we switch branches it doesn't show up
+/site/docs/**/dist/
 /site/static/**/dist/
 /resources/
 
