Merge pull request #142 from efabless/EF-3367-a

EF-3367-a - Precheck Target Fix
diff --git a/Makefile b/Makefile
index 005a0fd..2f8220f 100644
--- a/Makefile
+++ b/Makefile
@@ -193,7 +193,7 @@
 	-e PDK_PATH=$(PDK_ROOT)/$(PDK) \
 	-e PDKPATH=$(PDKPATH) \
 	-u $(shell id -u $(USER)):$(shell id -g $(USER)) \
-	efabless/mpw_precheck:latest bash -c "cd $(PRECHECK_ROOT) ; python3 mpw_precheck.py --input_directory $(INPUT_DIRECTORY) --pdk_path $($PDK_PATH)"
+	efabless/mpw_precheck:latest bash -c "cd $(PRECHECK_ROOT) ; python3 mpw_precheck.py --input_directory $(INPUT_DIRECTORY) --pdk_path $PDK_PATH"