Update connect.mdx

putty.org isn't where the putty software project is, that's over on greenend.org.uk - this is a common mistake.

Signed-off-by: Ashley Pinner <github@neothermic.com>

Author: AshleyPinner

docs/docs/blade/getting-started/connect.mdx

@@ -13,7 +13,7 @@ This is the most common way to connect to a Compute Blade.
 ## Installing SSH Client
 
 To connect using SSH you will need a SSH client. there are a number of options available:
-- [PuTTY](https://www.putty.org/) by Simon Tatham
+- [PuTTY](https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html) by Simon Tatham
 - [Secure Shell](https://chromewebstore.google.com/detail/secure-shell/iodihamcpbpeioajjeobimgagajmlibd) by Google
 - [OpenSSH](https://www.openssh.com/) by OpenBSD Foundation