[flash_ctrl,dv] fix phy_host_gran_err test

Replace fatal_err.max with cfg param shared between closed source.

Signed-off-by: Jaedon Kim <[email protected]>

hw/ip/flash_ctrl/dv/env/seq_lib/flash_ctrl_phy_host_grant_err_vseq.sv

@@ -13,7 +13,7 @@ class flash_ctrl_phy_host_grant_err_vseq extends flash_ctrl_err_base_vseq;
     string path = "tb.dut.u_eflash.gen_flash_cores[0].u_core.muxed_part";
 
     cfg.scb_h.expected_alert["fatal_err"].expected = 1;
-    cfg.scb_h.expected_alert["fatal_err"].max_delay = 2000;
+    cfg.scb_h.expected_alert["fatal_err"].max_delay = cfg.seq_cfg.long_fatal_err_delay;
     cfg.scb_h.exp_alert_contd["fatal_err"] = 10000;
     cfg.scb_h.check_alert_sig_int_err = 0;