Fix ydb.tech url

Author: asmyasnikov

README.md

@@ -12,7 +12,7 @@
 [![Telegram](https://img.shields.io/badge/chat-on%20Telegram-2ba2d9.svg)](https://t.me/YDBPlatform)
 [![WebSite](https://img.shields.io/badge/website-ydb.tech-blue.svg)](https://ydb.tech)
 
-Supports `table`, `discovery`, `coordination`, `ratelimiter`, `scheme`, `scripting` and `topic` clients for [YDB](ydb.tech).
+Supports `table`, `discovery`, `coordination`, `ratelimiter`, `scheme`, `scripting` and `topic` clients for [YDB](https://ydb.tech).
 `YDB` is an open-source Distributed SQL Database that combines high availability and scalability with strict consistency and [ACID](https://en.wikipedia.org/wiki/ACID) transactions.
 `YDB` was created primarily for [OLTP](https://en.wikipedia.org/wiki/Online_transaction_processing) workloads and supports some [OLAP](https://en.wikipedia.org/wiki/Online_analytical_processing) scenarious.