Version bump to v2.7.0.beta8 (#12894)

Version bump to v2.7.0.beta8 (#12894)

diff --git a/lib/version.rb b/lib/version.rb
index aa158e0..7e59a71 100644
--- a/lib/version.rb
+++ b/lib/version.rb
@@ -10,7 +10,7 @@ module Discourse
       MAJOR = 2
       MINOR = 7
       TINY  = 0
-      PRE   = 'beta7'
+      PRE   = 'beta8'
 
       STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
     end

GitHub sha: a7261a1f

This commit appears in #12894 which was approved by eviltrout. It was merged by nlalonde.