Add a post with a link to the MFC-to-wx porting guide

Author: vadz

_posts/2023-10-12-mfc-porting-guide.md

@@ -0,0 +1,15 @@
+---
+title: "MFC Porting Guide"
+date: 2023-10-12
+comments: true
+---
+
+Utah C++ Programmers group has released a new video about [porting from MFC to
+wxWidgets][1] accompanied by a gist with a [step-by-step guide][2].
+
+Hopefully this can be useful to people who want to make their existing MFC
+applications portable or just to switch to a more actively maintained
+framework.
+
+[1]: https://www.youtube.com/watch?v=f3wgn6vP_XQ
+[2]: https://gist.github.com/LegalizeAdulthood/4ada76ae95f11fffab04dc7f81a20646#porting-from-mfc-to-wxwidgets