[ci skip] Alter 3.0 upgrade instructions title
They'd be valid for all 3.0.x versions, not just for 3.0.0
diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst
index de816b6..971f9e4 100644
--- a/user_guide_src/source/installation/upgrade_300.rst
+++ b/user_guide_src/source/installation/upgrade_300.rst
@@ -1,5 +1,5 @@
#############################
-Upgrading from 2.2.x to 3.0.0
+Upgrading from 2.2.x to 3.0.x
#############################
Before performing an update you should take your site offline by replacing the index.php file with a static one.