Update toc for Win2D docs (#3607)

Author: Sergio0694

hub/apps/develop/win2d/customeffects.md renamed to hub/apps/develop/win2d/custom-effects.md

@@ -40,7 +40,7 @@ Win2D includes an extensive set of features to support lots of different scenari
 - Filters ([convolve](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_ConvolveMatrixEffect.htm), [edge detection](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_EdgeDetectionEffect.htm), [emboss](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_EmbossEffect.htm), [sharpen](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_SharpenEffect.htm))
 - [Lighting](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_SpotSpecularEffect.htm)
 - [Custom pixel shaders](https://microsoft.github.io/Win2D/WinUI2/html/T_Microsoft_Graphics_Canvas_Effects_PixelShaderEffect.htm)
-- [Fully custom effects](./customeffects.md)
+- [Fully custom effects](./custom-effects.md)
 - [And many more](https://microsoft.github.io/Win2D/WinUI2/html/N_Microsoft_Graphics_Canvas_Effects.htm)...
 
 ## Text

hub/apps/develop/win2d/features.md

@@ -364,6 +364,38 @@ items:
                 href: develop/win2d/index.md
               - name: "Hello Win2D World"
                 href: develop/win2d/hellowin2dworld.md
+              - name: "Quick start"
+                href: develop/win2d/quick-start.md
+              - name: "Features"
+                href: develop/win2d/features.md
+              - name: Articles
+                items:
+                  - name: "Interop with Direct2D"
+                    href: develop/win2d/interop.md
+                  - name: "Offscreen drawing"
+                    href: develop/win2d/offscreen-drawing.md
+                  - name: "DPI and DIPs"
+                    href: develop/win2d/dpi-and-dips.md
+                  - name: "Choosing control resolution"
+                    href: develop/win2d/choosing-control-resolution.md
+                  - name: "Pixel formats"
+                    href: develop/win2d/pixel-formats.md
+                  - name: "Premultiplied alpha"
+                    href: develop/win2d/premultiplied-alpha.md
+                  - name: "Bitmap block compression"
+                    href: develop/win2d/bitmap-block-compression.md
+                  - name: "Effect precision and clamping"
+                    href: develop/win2d/effect-precision-and-clamping.md
+                  - name: "Handling device lost"
+                    href: develop/win2d/handling-device-lost.md
+                  - name: "Using Win2D without built-in controls"
+                    href: develop/win2d/using-win2d-without-built-in-controls.md
+                  - name: "Loading resources outside of CreateResources"
+                    href: develop/win2d/loading-resources-outside-of-createresources.md
+                  - name: "Avoiding memory leaks"
+                    href: develop/win2d/avoiding-memory-leaks.md
+                  - name: "Custom effects"
+                    href: develop/win2d/custom-effects.md
 
       - name: Data and files
         items: