fix: don't use forward-declared Ptr types in meta/

This would cause ODR violations when those headers were included in
other places that also included stuff like "Version.h" (note the
"meta/Version.h"), which can cause problems, especially in LTO.

Signed-off-by: flow <flowlnlnln@gmail.com>

launcher/ui/pages/modplatform/atlauncher/AtlUserInteractionSupportImpl.cpp

@@ -53,7 +53,7 @@ std::optional<QVector<QString>> AtlUserInteractionSupportImpl::chooseOptionalMod
     return optionalModDialog.getResult();
 }
 
-QString AtlUserInteractionSupportImpl::chooseVersion(Meta::VersionListPtr vlist, QString minecraftVersion)
+QString AtlUserInteractionSupportImpl::chooseVersion(Meta::VersionList::Ptr vlist, QString minecraftVersion)
 {
     VersionSelectDialog vselect(vlist.get(), "Choose Version", m_parent, false);
     if (minecraftVersion != nullptr) {