docs: update save_and_sync.md

Author: Aetherinox

docs/docs/settings/save_and_sync.md

@@ -127,6 +127,8 @@ Each time your note is saved automatically, a notice will appear on-screen infor
 
 :   Autosave will complete silently.
 
+<br />
+
 ## Autosave Duration
 <!-- md:version stable-1.4.0 -->
 <!-- md:default `120` -->
@@ -298,4 +300,4 @@ Color for icon in gist save list
 
 <br />
 
-<br /><br />
+<br /><br />