[devdocsgjs: 1/2] Update .ruby-version to match Gemfile

[Philip Chimento <pchimento src gnome org>]

commit f99cac159d49760595577c9927656f4421815eb3
Author: Senya <senya riseup net>
Date:   Sun Aug 30 16:40:20 2020 +0000

    Update .ruby-version to match Gemfile

 .ruby-version | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.ruby-version b/.ruby-version
index 57cf282e..860487ca 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.6.5
+2.7.1