docs(developers): commit message format typo

Any line of the commit message cannot be longer *than* 100 characters!

Closes #17006

Author: samkatakouzinos

DEVELOPERS.md

@@ -249,7 +249,7 @@ format that includes a **type**, a **scope** and a **subject**:
 
 The **header** is mandatory and the **scope** of the header is optional.
 
-Any line of the commit message cannot be longer 100 characters! This allows the message to be easier
+Any line of the commit message cannot be longer than 100 characters! This allows the message to be easier
 to read on GitHub as well as in various git tools.
 
 ### Revert