python3-dtschema: upgrade 2023.1 -> 2023.4

python3-dtschema: upgrade 2023.1 -> 2023.4

Changelog:
==========
Schemas:
 - Add missing PCI descriptions and properties
 - Add I2C clock stretching property
 - Add 'firmware-name' property
 - Add UEFI chosen properties
 - Enable cache schema

Meta-schemas:
 - Improve checking non-patterns in patternProperties
 - Allow 'not' at top-level of schemas
 - Relax meta-schema checks on referenced schemas

Tools:
 - Handle examples with 'interrupt-controller' node

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>