[midPoint-git] [Evolveum/midpoint] 0615ea: Fix layered viewing of resource schemas

[mederly]

  Branch: refs/heads/master
  Home:   https://github.com/Evolveum/midpoint
  Commit: 0615ea230d2eaa416b984a22c0edb2d1902c86d3
      https://github.com/Evolveum/midpoint/commit/0615ea230d2eaa416b984a22c0edb2d1902c86d3
  Author: Pavol Mederly <mederly at evolveum.com>
  Date:   2023-09-29 (Fri, 29 Sep 2023)

  Changed paths:
    M infra/common/src/test/java/com/evolveum/midpoint/common/refinery/TestRefinedSchema.java
    M infra/schema/src/main/java/com/evolveum/midpoint/schema/processor/ResourceSchema.java
    M infra/schema/src/main/java/com/evolveum/midpoint/schema/processor/ResourceSchemaFactory.java
    M infra/schema/src/main/java/com/evolveum/midpoint/schema/processor/ResourceSchemaImpl.java

  Log Message:
  -----------
  Fix layered viewing of resource schemas

This is a fix related to 0448c44fc8a3aa983822a53e63ac16d8bdf0e8dd:
on some occasions, schemas returned by ResourceSchemaFactory were
mutable, even if they should not be.

Related to MID-9134.