Switchwire z carriage stop mod to make wiring LED lightbars easier (#442)

* Create README.md

A modified version of the z_carriage_stop that allows pass through of the wires such as the Neopixel light bars.

This is a direct replacement for the stock z_carriage_stop part.

* Update README.md

* Added modified z carriage stop

* Adding images

* Modified Z Carriage Stop for wire pass through

* Correct file names

Remove spaces in files names

printer_mods/README.md

@@ -115,6 +115,7 @@ like so:
 | FreeformFez | [V1.8 Filtered Power Inlet](./FreeformFez/FilteredPower) | V1.6 Filtered Inlet and Rocker Switch for V1.8 | :x: | :heavy_check_mark: | :x: |:x:|
 | GadgetAngel | [Cricut Voron Logos](./GadgetAngel/Cricut_Voron_Logos) |For any cutting machines or machines that rely on vector graphics and use .svg files. These vectors or .svg files are the Voron Design Logos for the Voron 2.4, Voron SwitchWire and Voron 0.0/0.1. These .svg files use a minimal amount of anchor points to achieve the vector shapes! | :heavy_check_mark: | :x: | :heavy_check_mark: | :heavy_check_mark: | :x: |
 |  | [Bed Support Extrusions Alignment Tools](./GadgetAngel/Bed_Support_Alignment_Tools) |The bed support alignment tools will assist in helping align the "bed support extrusions" to the frame. When the alignment tools are placed in all four corners of the Voron Printer's frame the "bed support extrusions" will butt up against these tools so that you can screw the "bed support extrusions" down to the printer's frame in the correct position.|  :x: | :x: | :heavy_check_mark: |  :x: | :x: |
+| gen2ng | [Switchwire LED wire pass through](./gen2eng/z_carriage_stop_pass_through) | Z Carriage Stop modification that makes pass through of wires for the LED light bar clean and easy | :x: | :x: | :x: | :heavy_check_mark: | :x: |
 | geoffreyyoung | [FYSETC SPIDER DIN Bracket](./geoffreyyoung/spider_bracket) | FYSETC SPIDER DIN Bracket | :x: | :heavy_check_mark: | :heavy_check_mark: | :x: |
 | | [Dual Rail Installation Guide](./geoffreyyoung/dual_rail_guide) | Rail installation guide that also works for the 2.4 dual rail installation | :x: | :x: | :heavy_check_mark: | :x: |
 | | [LGX Info, Links, and Models](./geoffreyyoung/lgx) | Useful information and models for using the Bondtech LGX extruder wth Afterburner| :x: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |

printer_mods/gen2eng/z_carriage_stop_pass_through/README.md

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+## **Switchwire Z Carriage Stop Pass Through**
+
+This is a modified version of the z_carriage_stop that allows pass through of wires such as the Neopixel light bars.
+
+This is a direct replacement for the stock z_carriage_stop part and does not require additional modifications or disassembly to be used.
+
+![Pass Through](Images/z_carriage_stop_pass_through.png)
+
+![Photo](Images/z_carriage_stop_photo.png)
+
+