Do not install a blank regex file.

Signed-off-by: DL6ER <dl6er@dl6er.de>

automated install/basic-install.sh

@@ -70,7 +70,6 @@ PI_HOLE_BLOCKPAGE_DIR="${webroot}/pihole"
 useUpdateVars=false
 
 adlistFile="/etc/pihole/adlists.list"
-regexFile="/etc/pihole/regex.list"
 # Pi-hole needs an IP address; to begin, these variables are empty since we don't know what the IP is until
 # this script can run
 IPV4_ADDRESS=""
@@ -1385,11 +1384,6 @@ installConfigs() {
             return 1
         fi
     fi
-    # Install an empty regex file
-    if [[ ! -f "${regexFile}" ]]; then
-        # Let PHP edit the regex file, if installed
-        install -o pihole -g "${LIGHTTPD_GROUP:-pihole}" -m 664 /dev/null "${regexFile}"
-    fi
     # If the user chose to install the dashboard,
     if [[ "${INSTALL_WEB_SERVER}" == true ]]; then
         # and if the Web server conf directory does not exist,