tpm: tpm_tis_spi: Mark ACPI and OF related data as maybe unused

The driver can be compile tested with !CONFIG_OF or !CONFIG_ACPI making
unused:

  drivers/char/tpm/tpm_tis_spi_main.c:234:34: error: ‘of_tis_spi_match’ defined but not used [-Werror=unused-const-variable=]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>

drivers/char/tpm/tpm_tis_spi_main.c

@@ -231,7 +231,7 @@ static const struct spi_device_id tpm_tis_spi_id[] = {
 };
 MODULE_DEVICE_TABLE(spi, tpm_tis_spi_id);
 
-static const struct of_device_id of_tis_spi_match[] = {
+static const struct of_device_id of_tis_spi_match[] __maybe_unused = {
 	{ .compatible = "st,st33htpm-spi", .data = tpm_tis_spi_probe },
 	{ .compatible = "infineon,slb9670", .data = tpm_tis_spi_probe },
 	{ .compatible = "tcg,tpm_tis-spi", .data = tpm_tis_spi_probe },
@@ -240,7 +240,7 @@ static const struct of_device_id of_tis_spi_match[] = {
 };
 MODULE_DEVICE_TABLE(of, of_tis_spi_match);
 
-static const struct acpi_device_id acpi_tis_spi_match[] = {
+static const struct acpi_device_id acpi_tis_spi_match[] __maybe_unused = {
 	{"SMO0768", 0},
 	{}
 };