cpu/esp32: automatic reconnect after disconnect
cpu/esp32: automatic reconnect after disconnect

If WiFi is disconnected, e.g., because of timeout for beacon frame, it is tried to reconnect automatically.
miri64/RIOT,smlng/RIOT,basilfx/RIOT,toonst/RIOT,x3ro/RIOT,authmillenon/RIOT,basilfx/RIOT,kaspar030/RIOT,miri64/RIOT,aeneby/RIOT,rfuentess/RIOT,OTAkeys/RIOT,ant9000/RIOT,josephnoir/RIOT,jasonatran/RIOT,yogo1212/RIOT,aeneby/RIOT,smlng/RIOT,rfuentess/RIOT,kYc0o/RIOT,mtausig/RIOT,cladmi/RIOT,BytesGalore/RIOT,mtausig/RIOT,miri64/RIOT,lazytech-org/RIOT,A-Paul/RIOT,authmillenon/RIOT,OTAkeys/RIOT,yogo1212/RIOT,kaspar030/RIOT,yogo1212/RIOT,jasonatran/RIOT,rfuentess/RIOT,cladmi/RIOT,yogo1212/RIOT,mtausig/RIOT,rfuentess/RIOT,A-Paul/RIOT,authmillenon/RIOT,yogo1212/RIOT,cladmi/RIOT,josephnoir/RIOT,basilfx/RIOT,smlng/RIOT,kaspar030/RIOT,smlng/RIOT,kYc0o/RIOT,aeneby/RIOT,A-Paul/RIOT,lazytech-org/RIOT,josephnoir/RIOT,lazytech-org/RIOT,jasonatran/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,BytesGalore/RIOT,OlegHahm/RIOT,OlegHahm/RIOT,toonst/RIOT,basilfx/RIOT,miri64/RIOT,rfuentess/RIOT,jasonatran/RIOT,ant9000/RIOT,RIOT-OS/RIOT,lazytech-org/RIOT,BytesGalore/RIOT,mtausig/RIOT,x3ro/RIOT,smlng/RIOT,aeneby/RIOT,kYc0o/RIOT,ant9000/RIOT,kaspar030/RIOT,miri64/RIOT,josephnoir/RIOT,mfrey/RIOT,toonst/RIOT,OTAkeys/RIOT,OlegHahm/RIOT,mfrey/RIOT,yogo1212/RIOT,RIOT-OS/RIOT,kYc0o/RIOT,authmillenon/RIOT,ant9000/RIOT,BytesGalore/RIOT,basilfx/RIOT,lazytech-org/RIOT,authmillenon/RIOT,cladmi/RIOT,OlegHahm/RIOT,RIOT-OS/RIOT,jasonatran/RIOT,OTAkeys/RIOT,mfrey/RIOT,mfrey/RIOT,mfrey/RIOT,aeneby/RIOT,kaspar030/RIOT,toonst/RIOT,cladmi/RIOT,BytesGalore/RIOT,x3ro/RIOT,OlegHahm/RIOT,A-Paul/RIOT,x3ro/RIOT,mtausig/RIOT,ant9000/RIOT,josephnoir/RIOT,authmillenon/RIOT,x3ro/RIOT,A-Paul/RIOT,kYc0o/RIOT,OTAkeys/RIOT,toonst/RIOT