Fix mistake in example description (#22630)

# Objective

Fix a grammatical error in the `image_node` example's description.

Author: ickshonpe

Cargo.toml

@@ -4192,7 +4192,7 @@ doc-scrape-examples = false
 
 [package.metadata.example.image_node]
 name = "Image Node"
-description = "Demonstrates how to create a image node"
+description = "Demonstrates how to create an image node"
 category = "UI (User Interface)"
 wasm = true
 

examples/README.md

@@ -589,7 +589,7 @@ Example | Description
 [Generic Font Families](../examples/ui/generic_font_families.rs) | Demonstrates how to use generic font families
 [Ghost Nodes](../examples/ui/ghost_nodes.rs) | Demonstrates the use of Ghost Nodes to skip entities in the UI layout hierarchy
 [Gradients](../examples/ui/gradients.rs) | An example demonstrating gradients
-[Image Node](../examples/ui/image_node.rs) | Demonstrates how to create a image node
+[Image Node](../examples/ui/image_node.rs) | Demonstrates how to create an image node
 [Overflow](../examples/ui/overflow.rs) | Simple example demonstrating overflow behavior
 [Overflow Clip Margin](../examples/ui/overflow_clip_margin.rs) | Simple example demonstrating the OverflowClipMargin style property
 [Overflow and Clipping Debug](../examples/ui/overflow_debug.rs) | An example to debug overflow and clipping behavior