Fix README first line

Ellerbach · web-flow · commit fd5787b04d8e · 2021-10-19T14:01:45.000+02:00
diff --git a/samples/HTTP/HttpAzurePOST/README.md b/samples/HTTP/HttpAzurePOST/README.md
@@ -1,4 +1,3 @@
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 # HTTP.HttpAzurePOST Sample
 
 This sample shows how to use the [NanoFramework.System.Net](https://docs.nanoframework.net/api/System.Net.html) API to POST a message to the Azure IoT Hub. This can also be used as a starting point to understand a HTTP Post.

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`2`	`1`	`# HTTP.HttpAzurePOST Sample`
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`4`	`3`	`This sample shows how to use the [NanoFramework.System.Net](https://docs.nanoframework.net/api/System.Net.html) API to POST a message to the Azure IoT Hub. This can also be used as a starting point to understand a HTTP Post.`