fixed example to use the new crate name

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "sht4x-ng"
 description = "Sensirion SHT4x Driver for Embedded HAL 1.0 with optional async support"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 
 authors = [

README.md

@@ -42,7 +42,7 @@ tested with the SHT40-AD1B so far.
 
 ```rust ignore
 use embedded_hal::delay::DelayNs;
-use sht4x::Sht4x;
+use sht4x_ng::Sht4x;
 // Device-specific use declarations.
 
 let mut delay = // Device-specific initialization of delay.