Minor update in documentation

Author: rubenmromero

README.md

@@ -45,7 +45,7 @@ Being positioned at the branch you want to update, you can directly run the `git
 
 ## Prerequisites
 
-* cURL tool for execute the configuration command. Installation:
+* cURL tool to execute the configuration command. Installation:
 
  # From Red Hat OS family
  $ sudo yum install curl