read_liberty: unsupress message after reading liberty file

this is to get error messages and warnings for reading
post synthesis Verilog files.

This suppression is overly broad, but there is only one
message number in that neck of the woods.

Signed-off-by: Øyvind Harboe <[email protected]>

Author: oharboe

flow/scripts/read_liberty.tcl

@@ -23,3 +23,7 @@ if {[info exists ::env(CORNERS)]} {
     read_liberty $libFile
   }
 }
+
+if {[info exists ::env(PLATFORM)] && $::env(PLATFORM) == "asap7"} {
+   unsuppress_message STA 164
+}