fw-api: CL 7277441 - update fw common interface files

HTT stats: add rx_flush_cnt to hw_stats_pdev_errs TLV

Change-Id: I72ed4815cfcc67181213c316c89f0810114c1cb6
CRs-Fixed: 2262693

fw/htt_stats.h

@@ -779,6 +779,7 @@ typedef struct {
     A_UINT32 wal_rx_recovery_rst_no_rx_consecutive_count;
     A_UINT32 wal_rx_recovery_rst_rx_busy_count;
     A_UINT32 wal_rx_recovery_rst_phy_mac_hang_count;
+    A_UINT32 rx_flush_cnt; /* Num rx flush issued */
 } htt_hw_stats_pdev_errs_tlv;
 
 typedef struct {