Fix for Throughput Shaping Timer for unexpected test break before con…

…figured time when running in kubernetes environment

plugins/tst/src/main/java/kg/apc/jmeter/timers/VariableThroughputTimer.java

@@ -85,7 +85,7 @@ public VariableThroughputTimer() {
  */
  public synchronized long delay() {
  while (true) {
- long curTimeMs = System.currentTimeMillis();
+ long curTimeMs = System.nanoTime() / 1_000_000;
  long millisSinceLastSecond = curTimeMs % 1000;
  long nowInMsRoundedAtSec = curTimeMs - millisSinceLastSecond;
  checkNextSecond(nowInMsRoundedAtSec);