[midPoint-git] [Evolveum/midpoint] ba4bd1: Clear statistics for iterative scripting tasks

[mederly]

  Branch: refs/heads/support-4.0
  Home:   https://github.com/Evolveum/midpoint
  Commit: ba4bd1e7e1d78c376e2a2ccf1e6bfab83087919c
      https://github.com/Evolveum/midpoint/commit/ba4bd1e7e1d78c376e2a2ccf1e6bfab83087919c
  Author: Pavol Mederly <mederly at evolveum.com>
  Date:   2020-09-17 (Thu, 17 Sep 2020)

  Changed paths:
    M model/model-impl/src/main/java/com/evolveum/midpoint/model/impl/scripting/IterativeScriptExecutionTaskHandler.java

  Log Message:
  -----------
  Clear statistics for iterative scripting tasks

When starting, these tasks started progress anew, but other statistics
were accumulating.

This resolves MID-6488.

(cherry picked from commit 5e6f2579580fe86b5b3e8a6a018295650be219f0)