[UI] Added modify profile UI

- Changed default icons size from 75x75 to 64x64 to match console icons size
- Added png_utils
- Removed all dialogs from xam_ui.cc into separate entities under xam/ui
- Added option to return INT32 and WSTRING type settings to host
- Added multiple enums related to user settings
- Added code to handle changing user pfp
- Fixed bug with system app being added to GPD played list
- Changed logic in: XamUserGetUserFlagsFromXUID
- Implemented: XamUserIsOnlineEnabled
- Implemented: XamUserGetMembershipTier
- Implemented: XamUserGetMembershipTierFromXUID
- Implemented: XamUserGetUserTenure
- Partially Implemented: XamUserGetSubscriptionType

src/xenia/kernel/xam/user_tracker.h

@@ -75,6 +75,9 @@ class UserTracker {
   void UpsertSetting(uint64_t xuid, uint32_t title_id,
                      const UserSetting* setting);
 
+  std::optional<UserSetting> GetSetting(UserProfile* user, uint32_t title_id,
+                                        uint32_t setting_id) const;
+
   bool GetUserSetting(uint64_t xuid, uint32_t title_id, uint32_t setting_id,
                       X_USER_PROFILE_SETTING* setting_ptr,
                       uint32_t& extended_data_address) const;
@@ -92,6 +95,8 @@ class UserTracker {
                                               uint32_t achievement_id) const;
 
   // Images
+  bool UpdateUserIcon(uint64_t xuid, std::span<const uint8_t> icon_data);
+
   std::span<const uint8_t> GetIcon(uint64_t xuid, uint32_t title_id,
                                    XTileType tile_type, uint64_t tile_id) const;
 
@@ -100,9 +105,6 @@ class UserTracker {
 
   void UpdateSettingValue(uint64_t xuid, uint32_t title_id,
                           UserSettingId setting_id, int32_t difference);
-
-  std::optional<UserSetting> GetSetting(UserProfile* user, uint32_t title_id,
-                                        uint32_t setting_id) const;
   std::optional<UserSetting> GetGpdSetting(UserProfile* user, uint32_t title_id,
                                            uint32_t setting_id) const;