Restore FlushOnFence (for now)

Author: WorldofJARcraft

core/include/cv64a6_imafdc_sv39_hpdcache_wb_config_pkg.sv

@@ -51,7 +51,7 @@ package cva6_config_pkg;
   localparam CVA6ConfigDcacheSetAssoc = 8;
   localparam CVA6ConfigDcacheLineWidth = 128;
 
-  localparam CVA6ConfigDcacheFlushOnFence = 1'b0;
+  localparam CVA6ConfigDcacheFlushOnFence = 1'b1;
   localparam CVA6ConfigDcacheInvalidateOnFlush = 1'b0;
 
   localparam CVA6ConfigDcacheIdWidth = 3;