Simplify superfluous relative links in "NMAKE errors and warnings (Uxxxx)"

Author: Rageking8

docs/error-messages/tool-errors/nmake-errors-u1000-through-u4011.md

@@ -9,7 +9,7 @@ ms.assetid: 9dbe2e12-88ca-4df4-b935-17756112bb79
 
 This section is a reference to the errors and warnings generated by the NMAKE build tool. NMAKE errors and warnings have the form U*xxxx*, where *xxxx* is a four-digit number.
 
-[!INCLUDE[error-boilerplate](../../error-messages/includes/error-boilerplate.md)]
+[!INCLUDE[error-boilerplate](../includes/error-boilerplate.md)]
 
 ## NMAKE fatal errors