DOC: Fix YouTube link

Author: kernc

README.md

@@ -14,7 +14,7 @@ Backtest trading strategies with Python.
 [**Project website**](https://kernc.github.io/backtesting.py) + [Documentation]   |  [YouTube]
 
 [Documentation]: https://kernc.github.io/backtesting.py/doc/backtesting/
-[YouTube]: https://www.youtube.com/?q=%22backtesting.py%22
+[YouTube]: https://www.youtube.com/results?q=%22backtesting.py%22
 
 Installation
 ------------

backtesting/__init__.py

@@ -29,7 +29,7 @@
 ## Video Tutorials
 
 * Some [**coverage on YouTube**](https://github.com/kernc/backtesting.py/discussions/677).
-* [YouTube search](https://www.youtube.com/?q=%22backtesting.py%22)
+* [YouTube search](https://www.youtube.com/results?q=%22backtesting.py%22)
 
 ## Example Strategies