DolphinWX: Fail less at explaining what framelimit is doing.

Source/Core/DolphinWX/Src/ConfigMain.cpp

@@ -495,7 +495,7 @@ void CConfigMain::InitializeGUITooltips()
 {
 	// General - Basic
 	CPUThread->SetToolTip(_("This splits the Video and CPU threads, so they can be run on separate cores.\nCauses major speed improvements on PCs with more than one core, but can also cause occasional crashes/glitches."));
-	Framelimit->SetToolTip(_("If you set Framelimit higher than game full speed (NTSC:60, PAL:50). Use Audio to throttle using the DSP (might fix audio clicks but can also cause constant noise depending on the game)."));
+	Framelimit->SetToolTip(_("This limits the game speed to the specified number of frames per second (full speed is 60 for NTSC and 50 for PAL). Alternatively, use Audio to throttle using the DSP (might fix audio clicks but can also cause constant noise depending on the game)."));
 
 	// General - Advanced
 	_NTSCJ->SetToolTip(_("Forces NTSC-J mode for using the Japanese ROM font.\nLeft unchecked, dolphin defaults to NTSC-U and automatically enables this setting when playing Japanese games."));