cve-check.bbclass: Follow task rename of do_populate_cve_db

This renames was introduce in oe-core as part of:

commit f5f97d33a1703d75b9fd9760f2c7767081538e00
Author: Ross Burton <ross@burtonini.com>
Date:   Thu Sep 10 22:04:13 2020 +0100
    cve-update-db-native: use fetch task

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

meta-oniro-staging/classes/cve-check.bbclass

@@ -115,7 +115,7 @@ python do_cve_check () {
 }
 
 addtask cve_check before do_build after do_fetch
-do_cve_check[depends] = "cve-update-db-native:do_populate_cve_db"
+do_cve_check[depends] = "cve-update-db-native:do_fetch"
 do_cve_check[nostamp] = "1"
 
 python cve_check_cleanup () {