Update i2c device paths

Update i2c device paths with static bus numbers.
Also remove some redundant paths.

Bug: 323447554
Test: Boot to home
Change-Id: Ibe1f5060daa45a7d19be08bd60c3f3a615427632
Signed-off-by: Jacky Liu <qsliu@google.com>
diff --git a/powerstats/raven/service.cpp b/powerstats/raven/service.cpp
index d8494e2..56fc6fd 100644
--- a/powerstats/raven/service.cpp
+++ b/powerstats/raven/service.cpp
@@ -136,18 +136,8 @@
 
     addGs101CommonDataProviders(p);
     addDisplay(p);
-    if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-3/i2c-st21nfc/power_stats", &buffer)) {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-3/i2c-st21nfc/power_stats");
-    } else if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-4/i2c-st21nfc/power_stats", &buffer)) {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-4/i2c-st21nfc/power_stats");
-    } else if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-5/i2c-st21nfc/power_stats", &buffer)) {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-5/i2c-st21nfc/power_stats");
-    } else if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-6/i2c-st21nfc/power_stats", &buffer)) {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-6/i2c-st21nfc/power_stats");
-    } else if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-7/i2c-st21nfc/power_stats", &buffer)) {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-7/i2c-st21nfc/power_stats");
-    } else {
-        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-8/i2c-st21nfc/power_stats");
+    if (!stat("/sys/devices/platform/10960000.hsi2c/i2c-7/7-0008/power_stats", &buffer)) {
+        addNFC(p, "/sys/devices/platform/10960000.hsi2c/i2c-7/7-0008/power_stats");
     }
     const std::string instance = std::string() + PowerStats::descriptor + "/default";
     binder_status_t status = AServiceManager_addService(p->asBinder().get(), instance.c_str());