prevent changing a provisioned user's password

server/errors.go

@@ -132,6 +132,7 @@ var (
 	errHTTPConflictTopicReserved                     = &errHTTP{40902, http.StatusConflict, "conflict: access control entry for topic or topic pattern already exists", "", nil}
 	errHTTPConflictSubscriptionExists                = &errHTTP{40903, http.StatusConflict, "conflict: topic subscription already exists", "", nil}
 	errHTTPConflictPhoneNumberExists                 = &errHTTP{40904, http.StatusConflict, "conflict: phone number already exists", "", nil}
+	errHTTPConflictProvisionedUserPasswordChange     = &errHTTP{40905, http.StatusConflict, "conflict: cannot change password of provisioned user", "", nil}
 	errHTTPGonePhoneVerificationExpired              = &errHTTP{41001, http.StatusGone, "phone number verification expired or does not exist", "", nil}
 	errHTTPEntityTooLargeAttachment                  = &errHTTP{41301, http.StatusRequestEntityTooLarge, "attachment too large, or bandwidth limit reached", "https://ntfy.sh/docs/publish/#limitations", nil}
 	errHTTPEntityTooLargeMatrixRequest               = &errHTTP{41302, http.StatusRequestEntityTooLarge, "Matrix request is larger than the max allowed length", "", nil}