fix: use <= when compareing release types

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

launcher/modplatform/modrinth/ModrinthPackManifest.cpp

@@ -111,7 +111,7 @@ void loadIndexedVersions(Modpack& pack, QJsonDocument& doc)
             unsortedVersions.append(file);
     }
     auto orderSortPredicate = [](const ModpackVersion& a, const ModpackVersion& b) -> bool {
-        bool a_better_release = a.version_type < b.version_type;
+        bool a_better_release = a.version_type <= b.version_type;
         // dates are in RFC 3339 format
         return a.date > b.date && a_better_release;
     };