[HID] Implement some extra service calls. [CFG] Add language checking.

include/services/cfg.hpp

@@ -10,6 +10,7 @@ class CFGService {
 
 	// Service functions
 	void getConfigInfoBlk2(u32 messagePointer);
+	void secureInfoGetRegion(u32 messagePointer);
 
 public:
 	CFGService(Memory& mem) : mem(mem) {}