fix linter

Author: karlsoderby

content/hardware/03.nano/carriers/nano-screw-terminal/datasheet/datasheet.md

@@ -28,7 +28,7 @@ Maker, Nano projects, Prototyping,
     - Easy integration into your own projects
 
 # CONTENTS
-## The adapter
+## The Adapter
 As it turned out that Arduino users have a need of a quick and easy way to securely build projects as well as adding small circuits for extra control, the Nano Screw Terminal was developed to assist in building such robust projects, without the need of soldering.
 
 ### Compatible boards ###