Update Debugger-RegisterTabs.h

Fix capitalization, add newline

Source/Project64/UserInterface/Debugger/Debugger-RegisterTabs.h

@@ -132,7 +132,7 @@ private:
         "Virtual coherency (data)"
     };
 
-    // for static dlgprocs, assumes single instance
+    // For static dlgprocs, assumes single instance
     static bool m_bColorsEnabled;
     static CDebuggerUI* m_Debugger;
 
@@ -182,4 +182,4 @@ private:
 
     CWindow m_DDTab;
     CEditNumber32 m_DDEdits[TabData::DD.FieldCount];
-};
+};