Docs: Advice NVRAM reset when toggling ForceOcWriteFlash quirk

Docs/Configuration.tex

@@ -7527,7 +7527,8 @@ options may be specified in \texttt{UEFI/Drivers/Arguments}:
   variables related to Secure Boot and hibernation are exempt from this for
   security reasons. Furthermore, some OpenCore variables are exempt for
   different reasons, such as the boot log due to an available user option, and
-  the TSC frequency due to timing issues.
+  the TSC frequency due to timing issues. When toggling this option, a NVRAM
+  reset may be required to ensure full functionality.
 
 \item
   \texttt{ForgeUefiSupport}\\