dt-bindings: mailbox: Add WPSS client index to IPCC

Add WPSS remote processor client index to Inter-Processor Communication
Controller (IPCC) block.
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Link: https://lore.kernel.org/r/1619508824-14413-2-git-send-email-sibis@codeaurora.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

include/dt-bindings/mailbox/qcom-ipcc.h

@@ -29,5 +29,6 @@
 #define IPCC_CLIENT_PCIE1		14
 #define IPCC_CLIENT_PCIE2		15
 #define IPCC_CLIENT_SPSS		16
+#define IPCC_CLIENT_WPSS		24
 
 #endif