system-bluetooth-bluetoothctl, network-networkmanager: fix read arg count

* system-bluetooth-bluetoothctl: fix read sh error

* network-networkmanager: fix read sh error

Author: maxdswain

polybar-scripts/network-networkmanager/network-networkmanager.sh

@@ -63,7 +63,7 @@ trap exit INT
 while true; do
     network_print
 
-    timeout 60s nmcli monitor | while read -r; do
+    timeout 60s nmcli monitor | while read -r REPLY; do
         network_print
     done &
 

polybar-scripts/system-bluetooth-bluetoothctl/system-bluetooth-bluetoothctl.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 bluetooth_print() {
-    bluetoothctl | while read -r; do
+    bluetoothctl | while read -r REPLY; do
         if [ "$(systemctl is-active "bluetooth.service")" = "active" ]; then
             printf '#1'