Version bump to v2.6.0.beta6 (#11288)

Version bump to v2.6.0.beta6 (#11288)

diff --git a/lib/version.rb b/lib/version.rb
index 90ae5b1..3db124b 100644
--- a/lib/version.rb
+++ b/lib/version.rb
@@ -10,7 +10,7 @@ module Discourse
       MAJOR = 2
       MINOR = 6
       TINY  = 0
-      PRE   = 'beta5'
+      PRE   = 'beta6'
 
       STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
     end

GitHub sha: bd3b1cb9

This commit appears in #11288 which was approved by eviltrout and jomaxro. It was merged by nlalonde.