v1.7.1 to use Ethernet_Generic library

### Release v1.7.1

1. Use new [Ethernet_Generic library](https://github.com/khoih-prog/Ethernet_Generic) as default for W5x00.
2. Support SPI2 for ESP32
3. Add support to SPI1 for RP2040 using [arduino-pico core](https://github.com/earlephilhower/arduino-pico)
4. Use new function `waitForLink()` for Teensy 4.1 QNEthernet library v0.14.0+
5. Rewrite all the examples to support those new features
6. Update `Packages' Patches`

README.md

@@ -234,7 +234,7 @@ This [**MySQL_MariaDB_Generic** library](https://github.com/khoih-prog/MySQL_Mar
 17. Depending on which Ethernet module/shield you're using :
    - [`Ethernet_Generic library v2.0.1+`](https://github.com/khoih-prog/Ethernet_Generic) for W5100, W5200 and W5500/WIZ550io/WIZ850io/USR-ES1 with Wiznet W5500 chip.  [![GitHub release](https://img.shields.io/github/release/khoih-prog/Ethernet_Generic.svg)](https://github.com/khoih-prog/Ethernet_Generic/releases/latest)
    - [`EthernetENC library v2.0.1+`](https://github.com/jandrassy/EthernetENC) for ENC28J60. [![GitHub release](https://img.shields.io/github/release/jandrassy/EthernetENC.svg)](https://github.com/jandrassy/EthernetENC/releases/latest). **New and Better**
-   - [`UIPEthernet library v2.0.10+`](https://github.com/UIPEthernet/UIPEthernet) for ENC28J60. [![GitHub release](https://img.shields.io/github/release/UIPEthernet/UIPEthernet.svg)](https://github.com/UIPEthernet/UIPEthernet/releases/latest)
+   - [`UIPEthernet library v2.0.11+`](https://github.com/UIPEthernet/UIPEthernet) for ENC28J60. [![GitHub release](https://img.shields.io/github/release/UIPEthernet/UIPEthernet.svg)](https://github.com/UIPEthernet/UIPEthernet/releases/latest)
    - [`STM32Ethernet library v1.2.0+`](https://github.com/stm32duino/STM32Ethernet) for built-in LAN8742A Ethernet on (Nucleo-144, Discovery). [![GitHub release](https://img.shields.io/github/release/stm32duino/STM32Ethernet.svg)](https://github.com/stm32duino/STM32Ethernet/releases/latest). To be used with [`LwIP library v2.1.2+`](https://github.com/stm32duino/LwIP). [![GitHub release](https://img.shields.io/github/release/stm32duino/LwIP.svg)](https://github.com/stm32duino/LwIP/releases/latest)
    - [`NativeEthernetLarge library stable111+`](https://github.com/vjmuzik/NativeEthernet) for Teensy 4.1 built-in Ethernet.
    - [`QNEthernet Library version v0.14.0+`](https://github.com/ssilverman/QNEthernet) for Teensy 4.1 built-in Ethernet. **New**