Add misc podcasts (#9258)

casts/free-podcasts-screencasts-en.md

@@ -261,6 +261,7 @@
 * [Clean Code Lessons by Robert C. Martin](https://www.youtube.com/watch?v=7EmboKQH8lM&list=PLdpsE-GEhYVn_81kDPo1mwE73UgYCeMLu) - Robert C. Martin
 * [CodeNewbie](https://www.codenewbie.org/podcast) - CodeNewbie Team (podcast)
 * [CodePen Radio](https://blog.codepen.io/radio/) - CodePen Team (podcast)
+* [Coder Radio](https://coder.show) - Chris Fisher, Michael Dominick, Wes Payne (podcast)
 * [Coding Blocks](https://www.codingblocks.net) - Michael Outlaw, Joe Zack, Allen Underwood (podcast)
 * [Command Line Heroes](https://www.redhat.com/en/command-line-heroes) - Saron Yitbarek, Red Hat (podcast)
 * [CTRL+CLICK CAST](https://ctrlclickcast.com) - Lea Alcantara, Emily Lewis, Bright Umbrella (podcast)
@@ -283,6 +284,7 @@
 * [In the Open with Luke and Joe](https://developer.ibm.com/podcasts/in-the-open-with-luke-and-joe/) - Luke Schantz, Joe Sepi (podcast)
 * [Ladybug Podcast](https://www.ladybug.dev) - Kelly Vaughn, Ali Spittel, Emma Bostian, Sidney Buckner (podcast)
 * [Learn to Code with Me](https://learntocodewith.me/podcast/) - Laurence Bradford (podcast)
+* [Lex Fridman Podcast](https://lexfridman.com/podcast) - Lex Fridman (podcast)
 * [Loosely Coupled](https://looselycoupled.info) - Jeff Carouth, Matt Frost (podcast)
 * [Merge Conflict](https://www.mergeconflict.fm) - Frank Krueger, James Montemagno (podcast)
 * [.NET Rocks!](https://www.dotnetrocks.com) - Carl Franklin, Richard Campbell (podcast)
@@ -410,3 +412,4 @@
 ### Swift
 
 * [Swift by Sundell](https://www.swiftbysundell.com/podcast/) - John Sundell (podcast)
+* [Swift Unwrapped](https://swiftunwrapped.github.io) - Jesse Squires, JP Simard (podcast)