trim out somethign that no longer makes sense

Makefile

@@ -58,19 +58,12 @@ KALEIDOSCOPE_ETC_DIR ?= $(BOARD_HARDWARE_PATH)/keyboardio/avr/libraries/Kaleidos
 # they reside outside of SKETCHBOOK_DIR, we fall back to assuming that 
 # the hardware directory can be determined in relation to the position of 
 # this Makefile.
-ifeq ("$(wildcard $(BOARD_HARDWARE_PATH)/keyboardio/build-tools/makefiles/sketch-arduino-cli.mk)","")
+ifeq ("$(KALEIDOSCOPE_ETC_DIR)/sketch-arduino-cli.mk","")
    # Determine the path of this Makefile
    MKFILE_DIR:=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
    BOARD_HARDWARE_PATH = $(MKFILE_DIR)/../../../..
 endif
 
-ifeq ("$(wildcard $(BOARD_HARDWARE_PATH)/keyboardio/build-tools/makefiles/sketch-arduino-cli.mk)","")
-$(info ***************************************************************************)
-$(info Unable to autodetect a proper BOARD_HARDWARE_PATH. Please define it manually.)
-$(info ***************************************************************************)
-$(info )
-endif
-
 include $(KALEIDOSCOPE_ETC_DIR)/sketch-arduino-cli.mk
 
 # Set up an argument for passing to the simulator tests in docker