fix: fix more warnings

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

launcher/net/HeaderProxy.h

@@ -31,8 +31,8 @@ struct HeaderPair {
 
 class HeaderProxy {
    public:
-    HeaderProxy(){};
-    virtual ~HeaderProxy(){};
+    HeaderProxy(){}
+    virtual ~HeaderProxy(){}
 
    public:
     virtual QList<HeaderPair> headers(const QNetworkRequest& request) const = 0;

launcher/net/NetRequest.h

@@ -52,7 +52,7 @@ namespace Net {
 class NetRequest : public NetAction {
     Q_OBJECT
    protected:
-    explicit NetRequest() : NetAction(){};
+    explicit NetRequest() : NetAction(){}
 
    public:
     using Ptr = shared_qobject_ptr<class NetRequest>;
@@ -62,7 +62,7 @@ class NetRequest : public NetAction {
    public:
     ~NetRequest() override = default;
 
-    void init() override{};
+    void init() override{}
 
    public:
     void addValidator(Validator* v);