Fix typo in a readme

Correct Docker name.

Signed-off-by: thc202 <thc202@gmail.com>

Author: thc202

docker/chrome/README.md

@@ -1,5 +1,5 @@
 # Chrome Docker Test Files
 
-This directory contains files for testing adding Chrome to a ZAP Dokcer image, as detailed 
+This directory contains files for testing adding Chrome to a ZAP Docker image, as detailed 
 in the FAQ: https://www.zaproxy.org/faq/how-do-i-use-chrome-with-zap-in-docker/