Editorial fixes.
diff --git a/include/psa/crypto.h b/include/psa/crypto.h
index eac0ff2..c3f8b6e 100644
--- a/include/psa/crypto.h
+++ b/include/psa/crypto.h
@@ -409,10 +409,10 @@
* with a call to psa_open_key().
*
* Closing the key handle makes the handle invalid, and the key handle
- * must not be used again by the application..
+ * must not be used again by the application.
*
* If the key is currently in use in a multipart operation, then closing the
- * last handle to the key will abort the multipart operation.
+ * last remaining handle to the key will abort the multipart operation.
*
* \param handle The key handle to close.
*