Kconfig: fix spelling in CONTEXT_TRACKING_FORCE help text

Signed-off-by: NPaul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

init/Kconfig

@@ -545,7 +545,7 @@ config CONTEXT_TRACKING_FORCE
 	  dynticks subsystem by forcing the context tracking on all
 	  CPUs in the system.
 
-	  Say Y only if you're working on the developpement of an
+	  Say Y only if you're working on the development of an
 	  architecture backend for the context tracking.
 
 	  Say N otherwise, this option brings an overhead that you