[midPoint-git] [Evolveum/midpoint] a535e8: Fix bulk modification of multiple objects

[mederly]

  Branch: refs/heads/support-4.4
  Home:   https://github.com/Evolveum/midpoint
  Commit: a535e89a0e1f47b407119d44a9c2b715e27e71bb
      https://github.com/Evolveum/midpoint/commit/a535e89a0e1f47b407119d44a9c2b715e27e71bb
  Author: Pavol Mederly <mederly at evolveum.com>
  Date:   2022-07-26 (Tue, 26 Jul 2022)

  Changed paths:
    M infra/schema/src/main/java/com/evolveum/midpoint/schema/expression/VariablesMap.java
    M model/model-impl/src/main/java/com/evolveum/midpoint/model/impl/scripting/actions/ModifyExecutor.java
    M model/model-intest/src/test/java/com/evolveum/midpoint/model/intest/scripting/AbstractBasicScriptingTest.java
    A model/model-intest/src/test/resources/scripting/modify-brothers-legacy.xml
    A model/model-intest/src/test/resources/scripting/modify-brothers.xml

  Log Message:
  -----------
  Fix bulk modification of multiple objects

The manipulation of delta bean was flawed.
(Thanks to Sven for the analysis.)

This resolves MID-7965.

(cherry picked from commit 1b3817d31ad010a9c7aa5260033d94ad620bfaf8)