deleted: 2023/rule_cve_2023_20273.py (#174)

* arista 2021 cves

* Fix flake8 and syntax errors in Arista CVE scripts

* cisco_ios 2022 cves

* cisco_xe 2022 cves

* cisco_xe 2022 cves

* cisco_xr 2022 cves

* cisco_xr 2022 cves

* cisco_nxos 2022 cves

* cisco_nxos 2022 cves

* arista 2022 2024 cve

* arista 2022 2024 cve

* Arista 2023

* Arista 2023

* cisco_ios 2023 cve

* cisco_ios 2023 cve

* cisco_xe cve 2023

* cisco_xe cve 2023

* xr and nxos 2023 CVEs

* xr and nxos 2023 CVEs

* fixed cve 2023 nxos xe

* deleted:    2023/rule_cve_2023_20273.py

* Restore rule_cve_2023_20273.py for matching test

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Co-authored-by: mailsanjayhere <mailsanjayhere@gmail.com>

Author: netpicker