intel_telemetry: Constify telemetry_core_ops structures

The telemetry_core_ops structures are never modified, so declare them as
const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
diff --git a/drivers/platform/x86/intel_telemetry_pltdrv.c b/drivers/platform/x86/intel_telemetry_pltdrv.c
index 397119f..1347da6 100644
--- a/drivers/platform/x86/intel_telemetry_pltdrv.c
+++ b/drivers/platform/x86/intel_telemetry_pltdrv.c
@@ -1081,7 +1081,7 @@
 	return ret;
 }
 
-static struct telemetry_core_ops telm_pltops = {
+static const struct telemetry_core_ops telm_pltops = {
 	.get_trace_verbosity = telemetry_plt_get_trace_verbosity,
 	.set_trace_verbosity = telemetry_plt_set_trace_verbosity,
 	.set_sampling_period = telemetry_plt_set_sampling_period,