Add a batch of onboarding T1 test scripts (sonic-net#13992)

Description of PR
In this PR, we add a batch of test scripts into onboarding T1 PR checker for testing. After they are stable enough, we will move them to standard T1 PR checker.

Approach
What is the motivation for this PR?
In this PR, we add a batch of test scripts into onboarding T1 PR checker for testing. After they are stable enough, we will move them to standard T1 PR checker.

co-authorized by: [email protected]

.azure-pipelines/pr_test_scripts.yaml

@@ -363,6 +363,105 @@ onboarding_t1:
   - platform_tests/test_link_down.py
   - vxlan/test_vxlan_bfd_tsa.py
   - vxlan/test_vxlan_ecmp_switchover.py
+  - autorestart/test_container_autorestart.py
+  - bgp/test_bgp_gr_helper.py
+  - bgp/test_bgp_peer_shutdown.py
+  - bgp/test_bgp_queue.py
+  - bgp/test_bgp_sentinel.py
+  - bgp/test_bgp_session_flap.py
+  - bgp/test_bgp_suppress_fib.py
+  - cacl/test_cacl_application.py
+  - clock/test_clock.py
+  - console/test_console_availability.py
+  - console/test_console_driver.py
+  - console/test_console_loopback.py
+  - console/test_console_reversessh.py
+  - console/test_console_udevrule.py
+  - container_hardening/test_container_hardening.py
+  - database/test_db_config.py
+  - database/test_db_scripts.py
+  - disk/test_disk_exhaustion.py
+  - dns/static_dns/test_static_dns.py
+  - dns/test_dns_resolv_conf.py
+  - dut_console/test_console_baud_rate.py
+  - dut_console/test_escape_character.py
+  - dut_console/test_idle_timeout.py
+  - generic_config_updater/test_aaa.py
+  - generic_config_updater/test_bgp_prefix.py
+  - generic_config_updater/test_bgp_sentinel.py
+  - generic_config_updater/test_cacl.py
+  - generic_config_updater/test_ecn_config_update.py
+  - generic_config_updater/test_eth_interface.py
+  - generic_config_updater/test_ipv6.py
+  - generic_config_updater/test_kubernetes_config.py
+  - generic_config_updater/test_monitor_config.py
+  - generic_config_updater/test_ntp.py
+  - generic_config_updater/test_pfcwd_status.py
+  - generic_config_updater/test_pg_headroom_update.py
+  - generic_config_updater/test_syslog.py
+  - gnmi/test_gnmi.py
+  - gnmi/test_gnmi_appldb.py
+  - gnmi/test_gnmi_configdb.py
+  - gnmi/test_gnmi_countersdb.py
+  - hash/test_generic_hash.py
+  - iface_loopback_action/test_iface_loopback_action.py
+  - log_fidelity/test_bgp_shutdown.py
+  - memory_checker/test_memory_checker.py
+  - minigraph/test_masked_services.py
+  - ntp/test_ntp.py
+  - override_config_table/test_override_config_table_masic.py
+  - passw_hardening/test_passw_hardening.py
+  - pc/test_po_cleanup.py
+  - pc/test_retry_count.py
+  - platform_tests/broadcom/test_ser.py
+  - platform_tests/cli/test_show_platform.py
+  - platform_tests/counterpoll/test_counterpoll_watermark.py
+  - platform_tests/fwutil/test_fwutil.py
+  - platform_tests/link_flap/test_cont_link_flap.py
+  - platform_tests/link_flap/test_link_flap.py
+  - platform_tests/sfp/test_sfpshow.py
+  - platform_tests/sfp/test_sfputil.py
+  - platform_tests/sfp/test_show_intf_xcvr.py
+  - platform_tests/test_auto_negotiation.py
+  - platform_tests/test_first_time_boot_password_change/test_first_time_boot_password_change.py
+  - platform_tests/test_kdump.py
+  - platform_tests/test_link_down.py
+  - platform_tests/test_memory_exhaustion.py
+  - platform_tests/test_platform_info.py
+  - platform_tests/test_port_toggle.py
+  - platform_tests/test_power_off_reboot.py
+  - platform_tests/test_reboot.py
+  - platform_tests/test_reload_config.py
+  - platform_tests/test_secure_upgrade.py
+  - platform_tests/test_sensors.py
+  - platform_tests/test_sequential_restart.py
+  - platform_tests/test_xcvr_info_in_db.py
+  - portstat/test_portstat.py
+  - reset_factory/test_reset_factory.py
+  - show_techsupport/test_auto_techsupport.py
+  - show_techsupport/test_techsupport.py
+  - show_techsupport/test_techsupport_no_secret.py
+  - snmp/test_snmp_link_local.py
+  - snmp/test_snmp_psu.py
+  - snmp/test_snmp_queue_counters.py
+  - ssh/test_ssh_ciphers.py
+  - ssh/test_ssh_default_password.py
+  - ssh/test_ssh_limit.py
+  - ssh/test_ssh_stress.py
+  - sub_port_interfaces/test_sub_port_interfaces.py
+  - syslog/test_logrotate.py
+  - syslog/test_syslog.py
+  - syslog/test_syslog_rate_limit.py
+  - syslog/test_syslog_source_ip.py
+  - system_health/test_system_status.py
+  - system_health/test_watchdog.py
+  - tacacs/test_ro_disk.py
+  - telemetry/test_events.py
+  - telemetry/test_telemetry.py
+  - telemetry/test_telemetry_cert_rotation.py
+  - test_features.py
+  - test_procdockerstatsd.py
+
 
 onboarding_dualtor:
   - dualtor/test_orchagent_slb.py