Add Trident Fysetc Spider V2.2 in SPI mode; This PR will not work properly without PR #243

[GadgetAngel]

*Add Trident Fysetc Spider V2.2 in SPI mode, This PR will not work properly without PR #243 . It contains a link to the information in PR #243

*In Community/Electronics/ added the following:

1. GadgetAngel folder
2. images subfolder

*updated Index.md file in Community/Electronics/ to add "Trident - Fysetc Spider V2.2 Wiring for both SPI and UART modes" (tri_spiderv22_wiring.md) *tri_spiderv22_wiring.md is a parent to tri_spiderv22_spi_wiring.md

*reused three additional files: a. Fysetc_Spider_ProbePort.md b. Fysetc_Spider_RaspberryPi.md c. Fysetc_Spider_Resources_v2.md

*added initial Removal of Jumpers diagram *added initial preparation - Set Jumpers diagram for Fysetc Spider V2.2 in SPI mode *updated description for Trident wiring diagram in Fysetc Spider V2.2 in SPI mode *added the heatsink diagram to remind user to ensure that the heatsinks are installed on the stepper motor drivers for: *Added the following MCU with heat sinks in SPI mode *added URL to the Klipper Configuration from VoronDesign/Trident by Redelman GitHub Repo for Fysetc Spider V2.2 *informed use that the above config file by Redelman needs to be changed from UART to SPI *added links to other resources