CI: Fix relative link to MD to be URL

Author: yungshinlintw

sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample01_AnalyzeBinary/README.md

@@ -1,7 +1,7 @@
 # Sample01_AnalyzeBinary
 
 This sample demonstrates how to analyze a PDF file from disk using the `prebuilt-documentSearch` analyzer.
-For detailed documentation, see [Sample01_AnalyzeBinary.md](../Sample01_AnalyzeBinary.md).
+For detailed documentation, see [Sample01_AnalyzeBinary.md](https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample01_AnalyzeBinary.md).
 
 ## Prerequisites
 

sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample05_CreateClassifier/README.md

@@ -1,7 +1,7 @@
 # Sample05_CreateClassifier
 
 This sample demonstrates how to analyze a PDF file from disk using the `prebuilt-documentSearch` analyzer.
-For detailed documentation, see [Sample05_CreateClassifier.md](../Sample05_CreateClassifier.md).
+For detailed documentation, see [Sample05_CreateClassifier.md](https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample05_CreateClassifier.md).
 
 ## Prerequisites
 

sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample10_AnalyzeConfigs/README.md

@@ -1,7 +1,7 @@
 # Sample10_AnalyzeConfigs
 
 This sample demonstrates how to analyze a PDF file from disk using the `prebuilt-documentSearch` analyzer.
-For detailed documentation, see [Sample10_AnalyzeConfigs.md](../Sample10_AnalyzeConfigs.md).
+For detailed documentation, see [Sample10_AnalyzeConfigs.md](https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample10_AnalyzeConfigs.md).
 
 ## Prerequisites
 

sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample11_AnalyzeReturnRawJson/README.md

@@ -1,7 +1,7 @@
 # Sample11_AnalyzeReturnRawJson
 
 This sample demonstrates how to analyze a PDF file from disk using the `prebuilt-documentSearch` analyzer.
-For detailed documentation, see [Sample11_AnalyzeReturnRawJson.md](../Sample11_AnalyzeReturnRawJson.md).
+For detailed documentation, see [Sample11_AnalyzeReturnRawJson.md](https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample11_AnalyzeReturnRawJson.md).
 
 ## Prerequisites
 

sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample12_GetResultFile/README.md

@@ -1,7 +1,7 @@
 # Sample12_GetResultFile
 
 This sample demonstrates how to analyze a PDF file from disk using the `prebuilt-documentSearch` analyzer.
-For detailed documentation, see [Sample12_GetResultFile.md](../Sample12_GetResultFile.md).
+For detailed documentation, see [Sample12_GetResultFile.md](https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/contentunderstanding/Azure.AI.ContentUnderstanding/samples/Sample12_GetResultFile.md).
 
 ## Prerequisites