Set setup priority to AFTER_WIFI for ESP-32 compatibility

stream_server.h

@@ -33,6 +33,8 @@ public:
     void dump_config() override;
     void on_shutdown() override;
 
+    float get_setup_priority() const override { return esphome::setup_priority::AFTER_WIFI; }
+
     void set_port(uint16_t port) { this->port_ = port; }
 
 protected: