Only return PSA_ERROR_DOES_NOT_EXIST from psa_open_key
diff --git a/include/psa/crypto.h b/include/psa/crypto.h
index 5841219..b865177 100644
--- a/include/psa/crypto.h
+++ b/include/psa/crypto.h
@@ -1384,7 +1384,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \c key is not compatible with \c alg.
@@ -1740,7 +1739,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \p handle is not compatible with \p alg.
@@ -1802,7 +1800,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \p handle is not compatible with \p alg.
@@ -2053,7 +2050,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \p handle is not compatible with \p alg.
@@ -2109,7 +2105,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_INVALID_SIGNATURE
  *         The ciphertext is not authentic.
  * \retval #PSA_ERROR_NOT_PERMITTED
@@ -3158,7 +3153,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \c step is not compatible with the operation's algorithm.
@@ -3220,7 +3214,6 @@
  * \retval #PSA_SUCCESS
  *         Success.
  * \retval #PSA_ERROR_INVALID_HANDLE
- * \retval #PSA_ERROR_DOES_NOT_EXIST
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \c private_key is not compatible with \c alg,