crypto: fix typo in crypto/Kconfig

Fix a typo in the Kconfig file help text.

Signed-off-by: Valdis Kletnieks <valdis.kletnieks@vt.edu>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 527a857..733208f 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -105,7 +105,7 @@
 	depends on NET
 	select CRYPTO_MANAGER
 	help
-	  Userapace configuration for cryptographic instantiations such as
+	  Userspace configuration for cryptographic instantiations such as
 	  cbc(aes).
 
 config CRYPTO_MANAGER_DISABLE_TESTS