fix: typo in the text-to-image README (#277)

Co-authored-by: [email protected] <[email protected]>

Author: deloreyj

text-to-image-template/README.md

@@ -4,7 +4,7 @@
 
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-Generate images based on text prompts using [Workers AI](https://developers.cloudflare.com/workers-ai/). In this example, going to the website will generate an image from the prompt "cyberpunk cat" using the `@cf/stabilityai/stable-diffusion-xl-base-1.0` model. Be patience while it takes up to several seconds to generate!
+Generate images based on text prompts using [Workers AI](https://developers.cloudflare.com/workers-ai/). In this example, going to the website will generate an image from the prompt "cyberpunk cat" using the `@cf/stabilityai/stable-diffusion-xl-base-1.0` model. Be patient! Your image may take a few seconds to generate.
 
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