light: downgrade hardware open error am: 7af6d0fecc

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1662759

Change-Id: I48c6332af23bfa1b83e5f84b43b3b858e50a482c
diff --git a/light/2.0/default/Light.cpp b/light/2.0/default/Light.cpp
index 5484d2d..3febf6b 100644
--- a/light/2.0/default/Light.cpp
+++ b/light/2.0/default/Light.cpp
@@ -140,7 +140,7 @@
         ret = hwModule->methods->open(hwModule, name,
             reinterpret_cast<hw_device_t**>(&lightDevice));
         if (ret != 0) {
-            ALOGE("light_open %s %s failed: %d", LIGHTS_HARDWARE_MODULE_ID, name, ret);
+            ALOGI("light_open %s %s failed: %d", LIGHTS_HARDWARE_MODULE_ID, name, ret);
         }
     } else {
         ALOGE("hw_get_module %s %s failed: %d", LIGHTS_HARDWARE_MODULE_ID, name, ret);