Readme version update.

Author: Revsgaard

src/ITfoxtec.Identity.Saml2/ITfoxtec.Identity.Saml2.csproj

@@ -13,7 +13,7 @@
       Support .NET 5.0
       Support .NET Core 3.1 
       Support .NET Standard 2.1 
-      Support .NET Framework 4.6.2 and 4.7.2 
+      Support .NET Framework 4.6.1 and 4.7.2 
 
 Support message signing and validation (SHA1/SHA256/SHA384/SHA512) as well as encryption and decryption. Login, logout, single logout and metadata. Both SP Initiated and IdP Initiated sign on.