Merge pull request #2033 from Pinata-Consulting/makefile-nit-picking

makefile: fix memory target dependency

Author: maliberty

flow/Makefile

@@ -466,7 +466,7 @@ do-synth-report:
 	($(TIME_CMD) $(OPENROAD_CMD) $(SCRIPTS_DIR)/synth_metrics.tcl) 2>&1 | tee -a $(LOG_DIR)/1_1_yosys.log
 
 .PHONY: memory
-memory: $(RESULTS_DIR)/mem.json
+memory:
 	python3 $(SCRIPTS_DIR)/mem_dump.py $(RESULTS_DIR)/mem.json
 
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