Fixed leaks

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

launcher/modplatform/helpers/HashUtils.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <qtmetamacros.h>
 #include <QString>
 
 #include "modplatform/ModIndex.h"
@@ -8,6 +9,7 @@
 namespace Hashing {
 
 class Hasher : public Task {
+    Q_OBJECT
    public:
     using Ptr = shared_qobject_ptr<Hasher>;
 
@@ -21,6 +23,9 @@ class Hasher : public Task {
     QString getResult() const { return m_hash; };
     QString getPath() const { return m_path; };
 
+   signals:
+    void getResults(QString hash);
+
    protected:
     QString m_hash;
     QString m_path;
@@ -48,6 +53,7 @@ class BlockedModHasher : public Hasher {
 
     QStringList getHashTypes();
     bool useHashType(QString type);
+
    private:
     ModPlatform::ResourceProvider provider;
     QString hash_type;