Remove Windows MSR power monitoring code

telemetry/telemetry/internal/binary_dependencies.json

 {
   "config_type": "BaseConfig",
   "dependencies": {
     "avconv": {
       "cloud_storage_base_folder": "binary_dependencies",
       "cloud_storage_bucket": "chromium-telemetry",
       "file_info": {
         "linux_x86_64": {
           "cloud_storage_hash": "03896ec9bdc9f1d6fa388f893d8f62f454e7e707",
           "download_path": "bin/linux/x86_64/avconv"
@@ skipping 339 matching lines @@
     "tcpdump": {
       "cloud_storage_base_folder": "binary_dependencies",
       "cloud_storage_bucket": "chromium-telemetry",
       "file_info": {
         "android_armeabi-v7a": {
           "cloud_storage_hash": "6cf2d56024208a08ceaf3a04ea98d5a362396fca",
           "download_path": "bin/android/armeabi-v7a/tcpdump"
         }
       }
     },
-    "winring0": {
-      "cloud_storage_base_folder": "binary_dependencies",
-      "cloud_storage_bucket": "chromium-telemetry",
-      "file_info": {
-        "win_AMD64": {
-          "cloud_storage_hash": "978305805fb52d838b3b4b09e9327da81f6973f7",
-          "download_path": "bin/win/AMD64/winring0.zip"
-        }
-      }
-    },
     "wpr_go": {
       "cloud_storage_base_folder": "binary_dependencies",
       "cloud_storage_bucket": "chromium-telemetry",
       "file_info": {
         "linux_aarch64": {
           "cloud_storage_hash": "7935047fc192d85fb2e3747b7f5ea9175cc04f7c",
           "download_path": "bin/linux/aarch64/wpr",
           "version_in_cs": "0eeb5baed7a4417ac083221805842019185ccec0"
         },
         "linux_armv7l": {
@@ skipping 18 matching lines @@
         },
         "win_x86": {
           "cloud_storage_hash": "4b87c3e04ba9d6d5fe4cf47fc11dcf92d0ea9457",
           "download_path": "bin/win/x86/wpr.exe",
           "version_in_cs": "d2ffc23f1e05ee72a2fbb6afdd60db51351247e5"
         }
       }
     }
   }
 }