Fix typo

Author: jaapmarcus

install/upgrade/upgrade.conf

@@ -52,7 +52,7 @@ UPGRADE_RESTART_SERVICES='true'
 pma_v='5.1.0'
 
 # Set version of RoundCube (Webmail) to update during upgrade if not already installed
-# Note: only aplies to "non-apt installs >= 1.4.0 or manualy phased out"
+# Note: only applies to "non-apt installs >= 1.4.0 or manually phased out"
 rc_v="1.4.11"
 
 # Set version of Rainloop (Webmail) to update during upgrade if not already installed