Removed double quotes

Signed-off-by: mrgarris0n <[email protected]>

Author: mrgarris0n

_config.yml

@@ -24,7 +24,7 @@ plugins:
   - jekyll-sitemap        # Jekyll plugin to silently generate a sitemaps.org compliant sitemap for your Jekyll site.
   - jekyll-gist 	        # Liquid tag for displaying GitHub Gists in Jekyll sites.
   - jekyll-include-cache  # Liquid tag that caches Liquid includes.
-  - "jekyll-github-metadata"
+  - jekyll-github-metadata
 
 # Whitelist plugins under safe mode.
 whitelist: