Bug - CodeBlockCode - Does not have a className prop similar to codeblockaction

[jcaianirh]

Describe the problem
A clear and concise description of the problem. Which components are affected?
https://github.com/openshift/console/pull/11263/files/4672dde3878ccb18e3c7b3973b0cfe52e695baf8#r838956868
How do you reproduce the problem?
CodeBlockCode does not have a className prop similar to CodeBlockAction to add additional classes to the code block.

Expected behavior
have a className prop

Is this issue blocking you?
There is a workaround to get styles to the block.

What is your product and what release date are you targeting?
Openshift V4.11
Any other information?