samples: philosophers: typo fix

Fix a typo in the description of the Kconfig setting.

Signed-off-by: David Brown <[email protected]>

Author: d3zd3z

samples/philosophers/Kconfig

@@ -43,7 +43,7 @@ endchoice
 
 if SYNC_CHANNEL
 	config USE_BOUNDED_CHANNELS
-	bool "Should channel sync use dounded channels?"
+	bool "Should channel sync use bounded channels?"
 	default y
 	help
 	  If set, the channel-based communication will use bounded channels with bounds calculated