Refactor loops and improve formatting in runtest.sh for better readability

runtest.sh

@@ -18,7 +18,10 @@ fi
 
 sudo -v
 
-while true; do sudo -n true; sleep 60; done 2>/dev/null &
+while true; do
+  sudo -n true
+  sleep 60
+done 2>/dev/null &
 SUDO_KEEPALIVE_PID=$!
 
 echo "Starting kismet..."
@@ -108,7 +111,6 @@ while [ "$COUNTER" -lt "$NUM_TESTS" ]; do
   COUNTER=$((COUNTER + 1))
   echo "Executing test $COUNTER of $NUM_TESTS..."
 
-
   for ((i = 1; i <= NUM_SAMPLES; i++)); do
     echo "    Gathering sample $i of $NUM_SAMPLES..."
     START_TIME=$(date -Iseconds)
@@ -140,7 +142,6 @@ while [ "$COUNTER" -lt "$NUM_TESTS" ]; do
       continue # Skip this sample
     fi
 
-
     # TX failure delta
     FAILED_NOW=$(get_tx_failed)
     FAILED_DELTA=$((FAILED_NOW - FAILED_START))