pk_wrap: fix comment on closing #endif

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index b568b71..e17b7dd 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -738,7 +738,7 @@
     return ret;
 }
 #endif /* MBEDTLS_ECP_RESTARTABLE */
-#endif /* MBEDTLS_ECDSA_C */
+#endif /* MBEDTLS_PK_CAN_ECDSA_SOME */
 
 static int eckey_check_pair(const void *pub, const void *prv,
                             int (*f_rng)(void *, unsigned char *, size_t),