Add connect with timeout to Client class

Author: me-no-dev

cores/esp32/Client.h

@@ -28,6 +28,8 @@ class Client: public Stream
 public:
     virtual int connect(IPAddress ip, uint16_t port) =0;
     virtual int connect(const char *host, uint16_t port) =0;
+    virtual int connect(IPAddress ip, uint16_t port, int timeout) =0;
+    virtual int connect(const char *host, uint16_t port, int timeout) =0;
     virtual size_t write(uint8_t) =0;
     virtual size_t write(const uint8_t *buf, size_t size) =0;
     virtual int available() = 0;