media: MAINTAINERS: Change CAMSS documentation to use dtschema bindings

Due to the complexity of describing multiple hardware generations
in one document, switch to using separate dt-bindings.
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

MAINTAINERS

@@ -14795,7 +14795,7 @@ M:	Todor Tomov <todor.too@gmail.com>
 L:	linux-media@vger.kernel.org
 S:	Maintained
 F:	Documentation/admin-guide/media/qcom_camss.rst
-F:	Documentation/devicetree/bindings/media/qcom,camss.txt
+F:	Documentation/devicetree/bindings/media/*camss*
 F:	drivers/media/platform/qcom/camss/
 
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