Kconfig.debug: FAIL_IO_TIMEOUT: typo Faul -> Fault

The last 't' of 'fault' is missing in the description of FAIL_IO_TIMEOUT.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index e722e9d..dfdc034 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -937,7 +937,7 @@
 	  Provide fault-injection capability for disk IO.
 
 config FAIL_IO_TIMEOUT
-	bool "Faul-injection capability for faking disk interrupts"
+	bool "Fault-injection capability for faking disk interrupts"
 	depends on FAULT_INJECTION && BLOCK
 	help
 	  Provide fault-injection capability on end IO handling. This