Update checklist.md
Fixed styling.
MODIFY
contributing/checklist.md
contributing/checklist.md
@@ -348,7 +348,7 @@ that is sufficient.
Tip: write a unit test for this.
1. Implement `-initWithCoder:`.
-1. For decoding objects always use "decodeObjectOfClass:forKey:" whenever possible.
+1. For decoding objects always use `decodeObjectOfClass:forKey:` whenever possible.
1. Implement `-encodeWithCoder:`.
1. Implement NSSecureCoding Protocol if all subclasses support NSSecureCoding. For example UIView and UIViewController do not support NSSecureCoding.
1. If implementing NSSecureCoding, implement `+supportsSecureCoding`.

Update checklist.md

Fixed styling.