SHERLOCK: Minor comment updates

engines/sherlock/people.cpp

@@ -221,6 +221,8 @@ People::~People() {
  * Reset the player data
  */
 void People::reset() {
+	// Note: The engine has theoretical support for two player charactersm but only the first one is used.
+	// Watson is, instead, handled by a different sprite in each scene, with a very simple initial movement, if any
 	Sprite &p = _data[PLAYER];
 
 	p._description = "Sherlock Holmes!";

engines/sherlock/sherlock.cpp

@@ -128,7 +128,7 @@ Common::Error SherlockEngine::run() {
 		// Reset UI flags
 		_ui->reset();
 
-		// Reset the active characters to initially just Sherlock
+		// Reset the data for the player character (Sherlock)
 		_people->reset();
 
 		// Initialize and load the scene.