Update formating

Author: josesimoes

source/nanoFramework.System.Net.Http.nuspec

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
   <metadata>
     <id>nanoFramework.System.Net.Http</id>
@@ -33,4 +33,4 @@
     <file src="nanoFramework.System.Net.Http\bin\Release\System.Net.Http.pe" target="lib\System.Net.Http.pe" />
     <file src="nanoFramework.System.Net.Http\bin\Release\System.Net.Http.xml" target="lib\System.Net.Http.xml" />
   </files>
-</package>
+</package>