arm64: defconfig: Enable QTI SC7280 pinctrl, gcc and interconnect

Enable the QTI SC7280 pinctrl, gcc and interconnect drivers required
for kernel to boot to console.

Signed-off-by: Sai Prakash Ranjan <quic_saipraka@quicinc.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211007052812.3717-1-quic_saipraka@quicinc.com