Update colume size to 2 columns (#171)

Author: zacjones93

content/instructor/case-studies/index.mdx

@@ -21,7 +21,7 @@ import Ceora from './ceora-ford/images/ceora-ford.jpg'
 
 export default ({ children, ...props }) => <div {...props}>{children}</div>
 
-<Grid gap={0} columns={props.columns || 1}>
+<Grid gap={0} columns={props.columns || 2}>
 
 <Card variant="primary" href="/instructor/case-studies/john-lindquist">
 <img src={John} />