arm64: dts: qcom: msm8994-kitakami: Add missing email in the copyright

I forgot to do this the first time around.
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210118162432.107275-11-konrad.dybcio@somainline.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami-sumire.dts

 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2020, Konrad Dybcio
+ * Copyright (c) 2020, Konrad Dybcio <konrad.dybcio@somainline.org>
  */
 
 /dts-v1/;

arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi

 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2020, Konrad Dybcio
+ * Copyright (c) 2020, Konrad Dybcio <konrad.dybcio@somainline.org>
  */
 
 #include "msm8994.dtsi"