docs: fix typo

docs/index.mdx

@@ -11,7 +11,7 @@ Investing just a few hours in your ability to use text based interfaces for your
 
 I've been lucky enough to spend many years working as a software engineer, but also with scientists, data engineers, site reliability engineers and technologists of all sorts. One thing that has stood out about great technologists has been their ability to make their tools work for them, stitching them together in creative ways that suits their style.
 
-This is not a book on shell scripting or Linux administration! Each chapter in this book can be read as a standalone set of techniques to help you be more efficient, understand your system in more depth, and craft your environment to suit your working style. This book does not advocate that totally change the way you work or drop your current tooling; it just brings together a set of skills that you can add to your toolkit and incorporate in your own way.
+This is not a book on shell scripting or Linux administration! Each chapter in this book can be read as a standalone set of techniques to help you be more efficient, understand your system in more depth, and craft your environment to suit your working style. This book does not advocate that you totally change the way you work or drop your current tooling; it just brings together a set of skills that you can add to your toolkit and incorporate in your own way.
 
 If you find this book useful, please consider sponsoring me to support my open source work: