[rtems-docs commit] c-user: Fix typo

[Sebastian Huber]

Module:    rtems-docs
Branch:    master
Commit:    63a5c190b0076bd7f916f5e038955b8ff84cc039
Changeset: http://git.rtems.org/rtems-docs/commit/?id=63a5c190b0076bd7f916f5e038955b8ff84cc039

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Thu Jul 20 15:03:46 2023 +0200

c-user: Fix typo

Updates #4772.

---

 c-user/task/directives.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/c-user/task/directives.rst b/c-user/task/directives.rst
index 0ea38c1..f4b65f5 100644
--- a/c-user/task/directives.rst
+++ b/c-user/task/directives.rst
@@ -1518,7 +1518,7 @@ Setting the system date and time with the :ref:`InterfaceRtemsClockSet`
 directive and similar directives which set :term:`CLOCK_REALTIME` have no
 effect on a :ref:`InterfaceRtemsTaskWakeAfter` blocked task.  The delay until
 first clock tick will never be a whole clock tick interval since this directive
-will never excute exactly on a clock tick.  Applications requiring use of a
+will never execute exactly on a clock tick.  Applications requiring use of a
 clock (:term:`CLOCK_REALTIME` or :term:`CLOCK_MONOTONIC`) instead of clock
 ticks should make use of `clock_nanosleep()
 <https://pubs.opengroup.org/onlinepubs/9699919799/functions/clock_nanosleep.html>`_.