Reference docs for captureOwnerStack (#7427)

Co-authored-by: Ricky <rickhanlonii@fb.com>

Author: eps1lon

src/components/MDX/CodeBlock/CodeBlock.tsx

@@ -336,6 +336,7 @@ function getInlineDecorators(
             line.step === 3,
           'bg-green-40 border-green-40 text-green-60 dark:text-green-30':
             line.step === 4,
+          // TODO: Some codeblocks use up to 6 steps.
         }
       ),
     })