fpga: versal: remove incorrect of_match_ptr annotation

Building with W=1 shows a warning about versal_fpga_of_match being unused when
CONFIG_OF is disabled:

    drivers/fpga/versal-fpga.c:62:34: error: unused variable 'versal_fpga_of_match' [-Werror,-Wunused-const-variable]

Acked-by: Xu Yilun <yilun.xu@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20250225163510.4168911-1-arnd@kernel.org
Signed-off-by: Xu Yilun <yilun.xu@linux.intel.com>

Author: arndb

drivers/fpga/versal-fpga.c

@@ -69,7 +69,7 @@ static struct platform_driver versal_fpga_driver = {
 	.probe = versal_fpga_probe,
 	.driver = {
 		.name = "versal_fpga_manager",
-		.of_match_table = of_match_ptr(versal_fpga_of_match),
+		.of_match_table = versal_fpga_of_match,
 	},
 };
 module_platform_driver(versal_fpga_driver);