xtensa: add xtensa_dc233c #613

Job	Run time
Setup	4s
Host Tools (linux-x86_64)	33m 10s
CMake Package (linux-x86_64)	10s
Toolchain aarch64-zephyr-elf (linux-x86_64)	23m 59s
Toolchain arc64-zephyr-elf (linux-x86_64)	32m 56s
Toolchain arc-zephyr-elf (linux-x86_64)	1h 19m 55s
Toolchain arm-zephyr-eabi (linux-x86_64)	1h 34m 0s
Toolchain microblazeel-zephyr-elf (linux-x86_64)	36m 13s
Toolchain mips-zephyr-elf (linux-x86_64)	34m 10s
Toolchain nios2-zephyr-elf (linux-x86_64)	38m 41s
Toolchain riscv64-zephyr-elf (linux-x86_64)	1h 8m 4s
Toolchain sparc-zephyr-elf (linux-x86_64)	52m 17s
Toolchain x86_64-zephyr-elf (linux-x86_64)	30m 12s
Toolchain xtensa-espressif_esp32_zephyr-elf (linux-x86_64)	20m 37s
Toolchain xtensa-espressif_esp32s2_zephyr-elf (linux-x86_64)	21m 7s
Toolchain xtensa-espressif_esp32s3_zephyr-elf (linux-x86_64)	22m 20s
Toolchain xtensa-intel_ace15_mtpm_zephyr-elf (linux-x86_64)	21m 21s
Toolchain xtensa-intel_tgl_adsp_zephyr-elf (linux-x86_64)	21m 25s
Toolchain xtensa-nxp_imx_adsp_zephyr-elf (linux-x86_64)	22m 41s
Toolchain xtensa-nxp_imx8m_adsp_zephyr-elf (linux-x86_64)	22m 28s
Toolchain xtensa-sample_controller_zephyr-elf (linux-x86_64)	22m 7s
Distribution Bundle (linux-x86_64)	14m 10s
Test (ubuntu-20.04-x86_64) Subset 1	1s
Test (ubuntu-20.04-x86_64) Subset 2	1s
Test Result	0s
	11h 52m 9s

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