move more of make clean out into the makefile, leaving the "make clean" target in builder so it works for sketches

Makefile

@@ -151,6 +151,10 @@ smoke-sketches: $(SMOKE_SKETCHES)
 
 .PHONY: force
 
+clean: 
+	rm -rf -- "testing/googletest/build"
+	rm -rf -- "_build"
+	@BOARD_HARDWARE_PATH="$(BOARD_HARDWARE_PATH)" $(KALEIDOSCOPE_BUILDER_DIR)/kaleidoscope-builder clean
 
 $(SMOKE_SKETCHES): force
 	@BOARD_HARDWARE_PATH="$(BOARD_HARDWARE_PATH)" $(KALEIDOSCOPE_BUILDER_DIR)/kaleidoscope-builder $@ compile

bin/kaleidoscope-builder

@@ -492,16 +492,9 @@ decompile () {
 }
 
 clean () {
-    find_sketch
-    build_paths
-    rm -rf -- "${OUTPUT_PATH}"
-    rm -rf -- "${BUILD_PATH}"
-    kaleidoscope_dir="$(dirname "$0")/.."
-    if [ -d "${kaleidoscope_dir}/testing/googletest/build" ]; then
-         ( cd "${kaleidoscope_dir}/testing/googletest/build" &&
-         cmake .. &&
-         make clean)
-    fi
+    if [ -d "$OUTPUT_PATH" ]; then
+      rm -rf -- "${OUTPUT_PATH}"
+   fi
 }
 
 reset_device() {