[devdocsgjs/main: 1354/1867] Fix Bootstrap scraper get_latest_version

[Andy Holmes <andyholmes src gnome org>]

commit 429f9e72238ca0be45052f0d708ae3e79d4b9428
Author: Phil Scherer <pnscher evoforge org>
Date:   Mon Dec 7 22:57:52 2020 +0000

    Fix Bootstrap scraper get_latest_version

 lib/docs/scrapers/bootstrap.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/lib/docs/scrapers/bootstrap.rb b/lib/docs/scrapers/bootstrap.rb
index a5ce71dd..d932db9e 100644
--- a/lib/docs/scrapers/bootstrap.rb
+++ b/lib/docs/scrapers/bootstrap.rb
@@ -37,8 +37,8 @@ module Docs
     end
 
     def get_latest_version(opts)
-      doc = fetch_doc('https://getbootstrap.com/', opts)
-      doc.at_css('#bd-versions').content.strip[1..-1]
+      doc = fetch_doc('https://getbootstrap.com/docs/versions/', opts)
+      doc.at_css('span:contains("Latest")').parent.content.split(' ').first
     end
   end
 end