REVISIT: Don't rely on existence of setupVars.conf

Signed-off-by: Adam Warner <me@adamwarner.co.uk>

advanced/Scripts/update.sh

@@ -104,9 +104,6 @@ main() {
     web_update=false
     FTL_update=false
 
-    # shellcheck disable=1090,2154
-    source "${setupVars}"
-
     # Install packages used by this installation script (necessary if users have removed e.g. git from their systems)
     package_manager_detect
     install_dependent_packages "${INSTALLER_DEPS[@]}"

advanced/Scripts/utils.sh

@@ -162,8 +162,8 @@ getFTLConfigValue(){
 # Takes two arguments: key and value
 # Example setFTLConfigValue dns.piholePTR PI.HOLE
 #
-# Note, for complex values such as dnsmasq.upstreams, you should wrap the value in single quotes:
-# setFTLConfigValue dnsmasq.upstreams '[ "8.8.8.8" , "8.8.4.4" ]'
+# Note, for complex values such as dns.upstreams, you should wrap the value in single quotes:
+# setFTLConfigValue dns.upstreams '[ "8.8.8.8" , "8.8.4.4" ]'
 #######################
 setFTLConfigValue(){
   pihole-FTL --config "${1}" "${2}" >/dev/null