made the number of concurrent tasks configurable

Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>

launcher/modplatform/modrinth/ModrinthCheckUpdate.cpp

@@ -39,7 +39,7 @@ void ModrinthCheckUpdate::executeTask()
     QStringList hashes;
     auto best_hash_type = ProviderCaps.hashType(ModPlatform::ResourceProvider::MODRINTH).first();
 
-    ConcurrentTask hashing_task(this, "MakeModrinthHashesTask", 10);
+    ConcurrentTask hashing_task(this, "MakeModrinthHashesTask");
     for (auto* mod : m_mods) {
         if (!mod->enabled()) {
             emit checkFailed(mod, tr("Disabled mods won't be updated, to prevent mod duplication issues!"));