Update CONTRIBUTING.md

Co-authored-by: Chris Laprun <metacosm@users.noreply.github.com>

Author: s-soroosh

CONTRIBUTING.md

@@ -56,7 +56,7 @@ Be aware that all Operator SDK code is released under the [Apache 2.0 licence](L
 
 ### Code style
 
-The SDK modules and samples codes following the Java Google code style. 
+The SDK modules and samples are formatted to follow the Java Google code style. 
 On every `compile` the code gets formatted automatically, 
 however to have less hassle you can import one of the following code style schemes based on the IDE you use: