lib: dhry: add missing closing parenthesis

The help text for the Dhrystone benchmark test lacks a matching closing
parenthesis.

Link: https://lkml.kernel.org/r/772b43271bcb3dd17a6aae671b2084f08c05b079.1705934853.git.geert+renesas@glider.beSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

lib/Kconfig.debug

@@ -2142,7 +2142,7 @@ config TEST_DHRY
 
 	  To run the benchmark, it needs to be enabled explicitly, either from
 	  the kernel command line (when built-in), or from userspace (when
-	  built-in or modular.
+	  built-in or modular).
 
 	  Run once during kernel boot: