s2 support for make build removed.
-ifdef CONFIG_IDF_TARGET_ESP32S2BETA
-ULP_BINUTILS_PREFIX ?= esp32s2ulp-elf-
-else
ULP_BINUTILS_PREFIX ?= esp32ulp-elf-
-endif
#
export ULP_AS := $(ULP_BINUTILS_PREFIX)as
export ULP_LD := $(ULP_BINUTILS_PREFIX)ld
