MAINTAINERS: Update email-id of Sinan Kaya

I'm no longer with QCOM. I am still interested in maintaining or reviewing
PCI/DMA engine patches. Update email-id to an active one.

Signed-off-by: Sinan Kaya <okaya@codeaurora.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 9d5eeff..209ddcd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11821,7 +11821,7 @@
 F:	arch/hexagon/
 
 QUALCOMM HIDMA DRIVER
-M:	Sinan Kaya <okaya@codeaurora.org>
+M:	Sinan Kaya <okaya@kernel.org>
 L:	linux-arm-kernel@lists.infradead.org
 L:	linux-arm-msm@vger.kernel.org
 L:	dmaengine@vger.kernel.org