[XAM/INFO] - Implement multiple functions

- Implement XamIsSystemExperienceTitleId, XamIsSystemTitleId, XamIsXbox1TitleId
- Replaced is_title_system_type
- Changed XamIsCurrentTitleDash
- Reduced magic numbers

src/xenia/kernel/kernel_state.h

@@ -185,7 +185,6 @@ class KernelState {
   vfs::VirtualFileSystem* file_system() const { return file_system_; }
 
   uint32_t title_id() const;
-  static bool is_title_system_type(uint32_t title_id);
   const std::unique_ptr<xam::SpaInfo> title_xdbf() const;
   const std::unique_ptr<xam::SpaInfo> module_xdbf(
       object_ref<UserModule> exec_module) const;