openlane: fix Makefile

openlane/Makefile

diff --git a/openlane/Makefile b/openlane/Makefile
index ea1af54..7c00b21 100644
--- a/openlane/Makefile
+++ b/openlane/Makefile
@@ -28,8 +28,8 @@
 	-save \
 	-tag $(OPENLANE_RUN_TAG) \
 	-overwrite \
-	-ignore_mismatches \"
-        -verbose 99
+	-ignore_mismatches \
+        -verbose 99"
 openlane_cmd_interactive = "flow.tcl -it -file $$(realpath ./$*/interactive.tcl)"
 
 docker_mounts = \