Add Trident SKR V1.4/Turbo in SPI mode; This PR will not work properly without PR #265

[GadgetAngel]

*Add Trident SKR V1.4/Turbo in SPI mode, This PR will not work properly without PR #265 . It contains a link to the information in PR #265

*In Community/Electronics/ added the following:

GadgetAngel folder images subfolder

updated Index.md file to add "Trident - BTT SKR V1.4/Turbo Wiring for both SPI and UART modes" (tri_2skrv14_wiring.md) tri_2skrv14_wiring.md is a parent to tri_2skrv14_spi_wiring.md.

*one additional file: a. skrv14init_prep_tmc_drvs_spi.md

*reused two additional files: a. skrv14_RaspberryPi.md b. skrv14_Resources.md

added initial Removal of Jumpers diagram added initial preparation - Set Jumpers diagram for SKR V1.4/Turbo in SPI mode updated description for Trident wiring diagram in SKR V1.4/Turbo 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:

1. MCU XYE with heat sinks in SPI mode 2.MCU Z with heat sinks in SPI mode

added URL to the Klipper Configuration from VoronDesign/Voron-2 GitHub Repo for SKR V1.4/Turbo board added links to other resources