Add "Open All" button to blocked mods dialog

Signed-off-by: kumquat-ir <66188216+kumquat-ir@users.noreply.github.com>

launcher/ui/dialogs/BlockedModsDialog.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <QDialog>
+
+
+QT_BEGIN_NAMESPACE
+namespace Ui { class BlockedModsDialog; }
+QT_END_NAMESPACE
+
+class BlockedModsDialog : public QDialog {
+Q_OBJECT
+
+public:
+    BlockedModsDialog(QWidget *parent, const QString &title, const QString &text, const QString &body, const QList<QUrl> &urls);
+
+    ~BlockedModsDialog() override;
+
+private:
+    Ui::BlockedModsDialog *ui;
+    const QList<QUrl> &urls;
+    void openAll();
+};