treewide: Fix typos in various Kconfig

Correct spelling typo within various Kconfig.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index e1cb6bd7..d673ffc 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -53,5 +53,5 @@
 	depends on (ARCH_EXYNOS4 || ARCH_EXYNOS5) && THERMAL
 	select CPU_FREQ_TABLE
 	help
-	  If you say yes here you get support for TMU (Thermal Managment
+	  If you say yes here you get support for TMU (Thermal Management
 	  Unit) on SAMSUNG EXYNOS series of SoC.