Add Tech Talks Weekly (#265)

Add Tech Talks Weekly: techtalksweekly.substack.com

README.md

@@ -196,6 +196,7 @@ Thanks to all [contributors](https://github.com/zudochkin/awesome-newsletters/gr
 - [Console](https://console.dev/). A free weekly email digest of the best tools for developers.
 - [Integration Digest](https://wearecommunity.io/collections/DLY4smPzao). A monthly curated newsletter aggregating the latest news in API Management, iPaaS, ESB, integration frameworks, message brokers, etc.
 - [Grok](https://grok.computer). Free daily summary of the internet for software engineers. [Archive](https://grok.computer/newsletter)
+- [Tech Talks Weekly](https://techtalksweekly.substack.com/). A free weekly newsletter that brings all the recently uploaded tech talks across [+100 engineering conferences](https://techtalksweekly.substack.com/p/tech-conferences) like Devoxx, NDC, GOTO, StrangeLoop, ... right into your inbox. [Archive](https://techtalksweekly.substack.com/archive).
 
 ### ObjectiveC