Updated Spice SDK (markdown)

Spice-SDK.md

@@ -55,6 +55,8 @@ spice_sdk_entry_point(
     // spin up a worker thread here and do work there (see C++ sample below on how to do that)
     // you must return from this routine; this is a blocking call so the game won't boot
     spice.log(SPICE_SDK_LOG_LEVEL_INFO, "my_hook", "plugin loaded successfully!");
+
+    // return value is not checked, but it is logged
     return 1;
 }