Merge pull request #1056 from vijayank88/suppress_164_asap7

suppress STA-0164 warnings for ASAP7

Author: maliberty

flow/scripts/read_liberty.tcl

@@ -1,3 +1,11 @@
+# To remove [WARNING STA-0164] from the logs for ASAP7.
+# /OpenROAD-flow-scripts/flow/platforms/asap7/lib/asap7sc7p5t_SIMPLE_RVT_TT_nldm_211120.lib.gz line 13178, timing group from output port.
+# Added following suppress_message
+if {[info exists ::env(PLATFORM)] && $::env(PLATFORM) == "asap7"} {
+   suppress_message STA 164
+}
+
+#Read Liberty
 if {[info exists ::env(CORNERS)]} {
   # corners
   define_corners {*}$::env(CORNERS)