Fix memory leaks

src/libneochat/models/completionmodel.cpp

@@ -13,7 +13,7 @@
 
 CompletionModel::CompletionModel(QObject *parent)
     : QAbstractListModel(parent)
-    , m_filterModel(new CompletionProxyModel())
+    , m_filterModel(new CompletionProxyModel(this))
     , m_emojiModel(new QConcatenateTablesProxyModel(this))
 {
     connect(this, &CompletionModel::textChanged, this, &CompletionModel::updateCompletion);

src/libneochat/models/completionproxymodel.h

@@ -26,6 +26,8 @@ class CompletionProxyModel : public QSortFilterProxyModel
     Q_OBJECT
 
 public:
+    using QSortFilterProxyModel::QSortFilterProxyModel;
+
     /**
      * @brief Wether a row should be shown or not.
      *

src/libneochat/models/userfiltermodel.h

@@ -27,6 +27,8 @@ class UserFilterModel : public QSortFilterProxyModel
     Q_PROPERTY(bool allowEmpty READ allowEmpty WRITE setAllowEmpty NOTIFY allowEmptyChanged)
 
 public:
+    using QSortFilterProxyModel::QSortFilterProxyModel;
+
     /**
      * @brief Custom filter function checking boith the display name and matrix ID.
      *