doc: fix heading levels in bbdev test guide

The section "Test Vector files" should not be at the same level as
the main title "dpdk-test-bbdev Application".

Fixes: f714a18885a6 ("app/testbbdev: add test application for bbdev")
Cc: stable@dpdk.org
Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: John McNamara <john.mcnamara@intel.com>

diff --git a/doc/guides/tools/testbbdev.rst b/doc/guides/tools/testbbdev.rst
index f338647..07da35e 100644 (file)
--- a/doc/guides/tools/testbbdev.rst
+++ b/doc/guides/tools/testbbdev.rst
@@ -307,7 +307,7 @@ baseband_null device does not have to be defined explicitly as it is created by
 
 
 Test Vector files
-=================
+-----------------
 
 Test Vector files contain the data which is used to set turbo decoder/encoder
 parameters and buffers for validation purpose. New test vector files should be
@@ -316,7 +316,7 @@ the syntax of the test vector files is in the following section.
 
 
 Basic principles for test vector files
---------------------------------------
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 Line started with ``#`` is treated as a comment and is ignored.
 
 If variable is a chain of values, values should be separated by a comma. If
@@ -351,7 +351,7 @@ documented in *rte_bbdev_op.h*
 
 
 Turbo decoder test vectors template
------------------------------------
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 For turbo decoder it has to be always set to ``RTE_BBDEV_OP_TURBO_DEC``
 
@@ -528,7 +528,7 @@ Following statuses can be used:
 
 
 Turbo encoder test vectors template
------------------------------------
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 For turbo encoder it has to be always set to ``RTE_BBDEV_OP_TURBO_ENC``