fix echo of counter variable

Author: AndyScherzinger

wait_for_emulator.sh

@@ -12,7 +12,7 @@ until [[ "$bootanim" =~ "stopped" ]]; do
   bootanim=`adb -e shell getprop init.svc.bootanim 2>&1 &`
   if [[ "$bootanim" =~ "device not found" || "$bootanim" =~ "device offline" ]]; then
     let "failcounter += 1"
-    echo "($checkcounter) Waiting for emulator to start - $bootanim"
+    echo "($failcounter) Waiting for emulator to start - $bootanim"
     if [[ $failcounter -gt timeout_in_sec ]]; then
       echo "Timeout ($timeout_in_sec seconds) reached; failed to start emulator"
       exit 1