[Orcas T1][TH5] Setting Broadcom setting for PFCWD counter support per Broadcom CSP case 00012425451 (#24578)

[Orcas T1][TH5] Setting Broadcom setting for PFCWD counter support per Broadcom CSP case 00012425451

Author: kewei-arista

device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/th5-a7060x6-16pe-384c.config.bcm

@@ -1410,8 +1410,8 @@ bcm_device:
     0:
         global:
             ftem_mem_entries: 65536
-            #enable port queue drop stats
-            sai_stats_support_mask: 0x800
+            #enable port queue drop stats + enable egress queue drop flex counter
+            sai_stats_support_mask: 0x804
             #disable vxlan tunnel stats
             sai_stats_disable_mask: 0x200
             #For PPIU Mode, Set resources for counters in global mode counters like ACL, etc

device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-O128/th5-a7060x6-64pe.config.bcm

@@ -1382,8 +1382,8 @@ bcm_device:
     0:
         global:
             ftem_mem_entries: 65536
-            #enable port queue drop stats
-            sai_stats_support_mask: 0x880
+            #enable port queue drop stats + enable egress queue drop flex counter
+            sai_stats_support_mask: 0x804
             #disable vxlan tunnel stats
             sai_stats_disable_mask: 0x200
             #For PPIU Mode, Set resources for counters in global mode counters like ACL, etc