ASoC: doc: dapm: Add location information for dapm-graph tool

To help developers debug DAPM issues and visualize widget connectivity,
the dapm-graph tool provides a graphical representation of how widgets
and routes are connected. This commit adds the location information for
the tool to the documentation, making it easier for users to find and
use it for troubleshooting DAPM-related problems.

Signed-off-by: anish kumar <yesanishhere@gmail.com>
Link: https://patch.msgid.link/20241121232958.46179-1-yesanishhere@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: yesanishhere

Documentation/sound/soc/dapm.rst

@@ -35,6 +35,9 @@ The graph for the STM32MP1-DK1 sound card is shown in picture:
     :alt:   Example DAPM graph
     :align: center
 
+You can also generate compatible graph for your sound card using
+`tools/sound/dapm-graph` utility.
+
 DAPM power domains
 ==================