Update README.md

Author: Coimbra1984

README.md

@@ -16,7 +16,7 @@ header, (ampl, radial, x, y, z, conf) = cli.getImage(invalidAsNan=True)
 
 # Installation
 
-nimbus-python uses ebsockets, which requires python 3.6 or higher!
+nimbus-python uses websockets, which requires python 3.6 or higher!
 ```
 pip install nimbus-python
 ```