arm64: defconfig: Enable X1E80100 SoC base configs

Enable GCC, Pinctrl and Interconnect configs for Qualcomm's X1E80100 SoC
which is required to boot X1E80100 QCP/CRD boards to a console shell. The
configs are required to be marked as builtin and not modules due to the
console driver dependencies.

Signed-off-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Co-developed-by: Sibi Sankar <quic_sibis@quicinc.com>
Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>