platform/chrome: of_hw_prober: Support Google Spherion

Add a new compatible entry for "google,spherion" to the hardware prober
platform list, using the same I2C component prober and trackpad data as
"google,hana".

Signed-off-by: Laura Nao <laura.nao@collabora.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20250318102259.189289-2-laura.nao@collabora.com
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>

Author: laura-nao

drivers/platform/chrome/chromeos_of_hw_prober.c

@@ -84,6 +84,10 @@ static const struct hw_prober_entry hw_prober_platforms[] = {
 		.compatible = "google,hana",
 		.prober = chromeos_i2c_component_prober,
 		.data = &chromeos_i2c_probe_hana_trackpad,
+	}, {
+		.compatible = "google,spherion",
+		.prober = chromeos_i2c_component_prober,
+		.data = &chromeos_i2c_probe_hana_trackpad,
 	},
 };