correct grammar in include/FreeRTOS.h

Co-authored-by: Aniruddha Kanhere <60444055+AniruddhaKanhere@users.noreply.github.com>
diff --git a/include/FreeRTOS.h b/include/FreeRTOS.h
index f3d47fd..c35f210 100644
--- a/include/FreeRTOS.h
+++ b/include/FreeRTOS.h
@@ -967,7 +967,7 @@
 

 #if ( configUSE_STATS_FORMATTING_FUNCTIONS > 0 )

     #if ( ( configUSE_TRACE_FACILITY != 1 ) && ( configGENERATE_RUN_TIME_STATS != 1 ) )

-        #error configUSE_STATS_FORMATTING_FUNCTIONS is 1 but the functions that enables are not used because neither configUSE_TRACE_FACILITY or configGENERATE_RUN_TIME_STATS are 1.  Set configUSE_STATS_FORMATTING_FUNCTIONS to 0 in FreeRTOSConfig.h.

+        #error configUSE_STATS_FORMATTING_FUNCTIONS is 1 but the functions it enables are not used because neither configUSE_TRACE_FACILITY or configGENERATE_RUN_TIME_STATS are 1.  Set configUSE_STATS_FORMATTING_FUNCTIONS to 0 in FreeRTOSConfig.h.

     #endif

 #endif