[Docs] c-user: Clarify CONFIGURE_TICKS_PER_TIMESLICE

[Sebastian Huber]

Close #4986.
---
 c-user/config/general.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/c-user/config/general.rst b/c-user/config/general.rst
index 5ff79e7..61bfa1e 100644
--- a/c-user/config/general.rst
+++ b/c-user/config/general.rst
@@ -1017,7 +1017,7 @@ configured, see :ref:`CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER`.
 
 The following constraints apply to this configuration option:
 
-* The value of the configuration option shall be greater than or equal to zero.
+* The value of the configuration option shall be greater than or equal to one.
 
 * The value of the configuration option shall be less than or equal to
   `UINT32_MAX <https://en.cppreference.com/w/c/types/integer>`_.
-- 
2.35.3