Fix typo (dpeth -> depth)

Author: zs-5

src/content/reference/en/p5.Framebuffer/depth.mdx

@@ -4,7 +4,7 @@ module: Rendering
 submodule: ''
 file: src/webgl/p5.Framebuffer.js
 description: >
-  <p>An object that stores the framebuffer's dpeth data.</p>
+  <p>An object that stores the framebuffer's depth data.</p>
 
   <p>Each framebuffer uses a