Remove extra blank lines in overview.md files

Author: laujan

articles/ai-services/content-understanding/document/overview.md

@@ -74,7 +74,3 @@ Developers using Content Understanding should review Microsoft's policies on cus
 * Learn to analyze document content [**analyzer templates**](../quickstart/use-ai-foundry.md).
 * Review code samples: [**visual document search**](https://github.com/Azure-Samples/azure-ai-search-with-content-understanding-python/blob/main/notebooks/search_with_visual_document.ipynb).
 * Review code sample: [**analyzer templates**](https://github.com/Azure-Samples/azure-ai-content-understanding-python/tree/main/analyzer_templates).
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articles/ai-services/content-understanding/image/overview.md

@@ -67,6 +67,3 @@ As with all the Azure AI services, developers using the Content Understanding se
 * Learn to analyze video content [**analyzer templates**](../quickstart/use-ai-foundry.md).
 * Review code samples: [**image, text, and table, content extraction**](https://github.com/Azure-Samples/azure-ai-search-with-content-understanding-python#samples).
 * Review code sample: [**analyzer templates**](https://github.com/Azure-Samples/azure-ai-content-understanding-python/tree/main/analyzer_templates).
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articles/ai-services/content-understanding/overview.md

@@ -85,7 +85,3 @@ Our quickstart guides help you quickly start using the Content Understanding ser
 * [**Azure AI Foundry portal Quickstart**](quickstart/use-ai-foundry.md)
 * [**Rest API Quickstart**](quickstart/use-rest-api.md)
 
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