Update link to pricing calculator to fix Document Intelligence estima…

…tion (#1480)

* Update pricing link

* Update pricing link

README.md

@@ -81,7 +81,7 @@ The repo includes sample data so it's ready to try end to end. In this sample ap
 ### Cost estimation
 
 Pricing varies per region and usage, so it isn't possible to predict exact costs for your usage.
-However, you can try the [Azure pricing calculator](https://azure.com/e/8ffbe5b1919c4c72aed89b022294df76) for the resources below.
+However, you can try the [Azure pricing calculator](https://azure.com/e/d18187516e9e421e925b3b311eec8aae) for the resources below.
 
 - Azure App Service: Basic Tier with 1 CPU core, 1.75 GB RAM. Pricing per hour. [Pricing](https://azure.microsoft.com/pricing/details/app-service/linux/)
 - Azure OpenAI: Standard tier, GPT and Ada models. Pricing per 1K tokens used, and at least 1K tokens are used per question. [Pricing](https://azure.microsoft.com/pricing/details/cognitive-services/openai-service/)