thermal: qcom: ipq5018: make ops_ipq5018 struct static

Fix a sparse warning by making the ops_ipq5018 struct static.

Fixes: 04b31cc ("thermal/drivers/qcom/tsens: Add support for IPQ5018 tsens")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202505202356.S21Sc7bk-lkp@intel.com/
Signed-off-by: George Moussalem <george.moussalem@outlook.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://patch.msgid.link/20250522-ipq5018-tsens-sparse-v1-1-97edaaaef27c@outlook.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Author: georgemoussalem

drivers/thermal/qcom/tsens-v1.c

@@ -243,7 +243,7 @@ struct tsens_plat_data data_8976 = {
 	.fields		= tsens_v1_regfields,
 };
 
-const struct tsens_ops ops_ipq5018 = {
+static const struct tsens_ops ops_ipq5018 = {
 	.init		= init_tsens_v1_no_rpm,
 	.calibrate	= tsens_calibrate_common,
 	.get_temp	= get_temp_tsens_valid,