scripts/action: optimize sed routine

module/action.sh

@@ -124,9 +124,9 @@ adblock() {
 	# how do i do this better?
 	for i in $(grep -v "#" $PERSISTENT_DIR/whitelist.txt); do echo "0.0.0.0 $i" ; done > $folder/tempwhitelist
 	# optimization thanks to Earnestly from #bash on libera, TIL something 
-	# sed strip out everything with #, double space to single space, replace all 127.0.0.1 to 0.0.0.0
+	# sed strip out everything with #, double space to single space, replace all 127.0.0.1 to 0.0.0.0, remove \r (dos2unix)
 	# then sort uniq, then grep out whitelist.txt from it
-	sed '/#/d; s/  / /g; /^$/d; s/127.0.0.1/0.0.0.0/' $folder/temphosts | sort -u | grep -Fxvf $folder/tempwhitelist | busybox dos2unix >> $target_hostsfile
+	sed '/#/d; s/  / /g; /^$/d; s/127.0.0.1/0.0.0.0/; s|\r||' $folder/temphosts | sort -u | grep -Fxvf $folder/tempwhitelist >> $target_hostsfile
 	# mark it, will be read by service.sh to deduce
 	echo "# bindhosts v$versionCode" >> $target_hostsfile
 }