[dts] [PATCH V1] test_plans/multiprocess: optimize the testplan format

[Song Jiale]

the testplan format detects an error and fixes it.

---
 test_plans/multiprocess_test_plan.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test_plans/multiprocess_test_plan.rst b/test_plans/multiprocess_test_plan.rst
index d3e60d9e..c7aae44b 100644
--- a/test_plans/multiprocess_test_plan.rst
+++ b/test_plans/multiprocess_test_plan.rst
@@ -989,6 +989,6 @@ test steps
       testpmd> port reset 0
 
 expected result
-~~~~~~~~~~
+~~~~~~~~~~~~~~~
 
    Check that there are no ``core dump`` messages in the output.
\ No newline at end of file
-- 
2.25.1