Add Trident SKR Pico wiring diagram

[GadgetAngel]

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• added the BTT SKR Pico file (tri_skr_pico_wiring.md) reused the following from V0.1 setup: a. skr_pico_RaspberryPi.md b. skr_pico_Resources.md
• added initial Removal of Jumpers picture
• added Initial Preparation - Set Jumpers picture
• Added Voltage Selection header and other headers
• added a check boxes next to each item on the MCU description so the user can check of the items as he goes, if he wants. I had to enable the check boxes to be interactive by adding a JS function to the just-the-docs.js file. New function called "enable_checkboxes();" ---will not work until toggle color scheme is added to site;
• added a term definition for BAT85 below the MCU description
• added section about Stepper Motor Drivers
• Added wiring diagram for Trident BTT SKR Pico using two SKR 2 boards
• Added the ability to download the wiring diagrams
• added the description about BTT SKR Pico UART communications with Raspberry pi with diagram
• added a diagram showing how to hook up independent power supply for Raspberry pi
• added SSR wiring diagram using two BTT SKR Pico boards
• added the ability to download the SSR wiring diagrams
• added the new Color Pin diagram for BTT SKR Pico
• Added link so Voron users can download the Color PIN diagram from this page in both .pdf and .jpg format
• Added the ability to examine the Color PIN diagram with ZOOM function
• added original BTT SKR Pico pinout
• added "if pin diagrams do not match check the schematic diagram" section, provide link to BTT SKR Pico schematic diagram
• Added the ability to examine the original pinout diagram with ZOOM capability
• compressed all pictures and diagrams so the page load time is fast.
• Checked these pages by running the server locally on my Windows machine, then if everything works, uploaded them to my LIVE TEST Voron Docs site at https://gadgetangel.org so I can see if there are any interactions between all the pull requests I have submitted thus far.