lib/Kconfig.debug: fix DEBUG_SECTION_MISMATCH description

Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

lib/Kconfig.debug

@@ -303,7 +303,7 @@ config DEBUG_SECTION_MISMATCH
 	    a larger kernel).
 	  - Run the section mismatch analysis for each module/built-in.o file.
 	    When we run the section mismatch analysis on vmlinux.o, we
-	    lose valueble information about where the mismatch was
+	    lose valuable information about where the mismatch was
 	    introduced.
 	    Running the analysis for each module/built-in.o file
 	    tells where the mismatch happens much closer to the