Security fix for the ALT Linux 10 package snapd version 2.54.3-alt1

2.54.3-alt1 built April 26, 2022 Andrey Cherepanov in task 299035 --- Feb. 20, 2022 Alexey Shabalin - 2.54.3 Fixes: CVE-2021-44730, CVE-2021-44731, CVE-2021-4120...