Rename psa_status_to_mbedtls->ssl_psa_status_to_mbedtls and add conversion for PSA_ERROR_INVALID_SIGNATURE

Signed-off-by: Przemyslaw Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index ba8a096..a3148fb 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -1015,7 +1015,7 @@
                                  &key_type,
                                  &key_bits ) ) != PSA_SUCCESS )
     {
-        ret = psa_status_to_mbedtls( status );
+        ret = ssl_psa_status_to_mbedtls( status );
         MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_cipher_to_psa", ret );
         goto end;
     }
@@ -1031,7 +1031,7 @@
                              PSA_BITS_TO_BYTES( key_bits ),
                              &transform->psa_key_enc ) ) != PSA_SUCCESS )
     {
-        ret = psa_status_to_mbedtls( status );
+        ret = ssl_psa_status_to_mbedtls( status );
         MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_key", ret );
         goto end;
     }
@@ -1043,7 +1043,7 @@
                              PSA_BITS_TO_BYTES( key_bits ),
                              &transform->psa_key_dec ) ) != PSA_SUCCESS )
     {
-        ret = psa_status_to_mbedtls( status );
+        ret = ssl_psa_status_to_mbedtls( status );
         MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_key", ret );
         goto end;
     }