Update temp limits in thermal HAL impl.

Bug: 27549685
Change-Id: I280610bbfda7d9fb65a7bc42831c4a545ea21757
diff --git a/modules/thermal/thermal.c b/modules/thermal/thermal.c
index c45d87a..6ba5845 100644
--- a/modules/thermal/thermal.c
+++ b/modules/thermal/thermal.c
@@ -72,6 +72,7 @@
                     .current_value = temp,
                     .throttling_threshold = UNKNOWN_TEMPERATURE,
                     .shutdown_threshold = UNKNOWN_TEMPERATURE,
+                    .vr_throttling_threshold = UNKNOWN_TEMPERATURE,
                 };
             }
             fclose(file);