dt-bindings: eeprom: at24: Add compatible for Giantec GT24C04A

The gt24c04a is just yet another 2404 compatible eeprom, and does not
follow the generic naming matching, so add a separate compatible for it.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240810211438.286441-2-heiko@sntech.deSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Documentation/devicetree/bindings/eeprom/at24.yaml

@@ -116,6 +116,7 @@ properties:
           - const: atmel,24c02
       - items:
           - enum:
+              - giantec,gt24c04a
               - onnn,cat24c04
               - onnn,cat24c05
               - rohm,br24g04