[HttpKernel][Bundle] Bundle multiple Inheritance

add support of array for Bundle::getParent so bundle could override multiple parents

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #8071
| License       | MIT
| Doc PR        | -