Remove "Azure" as provider without useful configuration

Author: linkdotnet

src/LinkDotNet.Blog.Web/appsettings.json

@@ -36,7 +36,7 @@
 		"Heading": "Software Engineer",
 		"ProfilePictureUrl": "assets/profile-picture.webp"
 	},
-	"ImageStorageProvider": "Azure",
+	"ImageStorageProvider": "<Provider>",
 	"ImageStorage" : {
 		"AuthenticationMode": "Default",
 		"ConnectionString": "",