[Filestore] local filestore won't restore session if one of the files was deleted externally

[budevg]

stop filestore-vhost service, delete one of the files on local filesystem and then start filestore-vhost. It will fail to recover session

2025-01-15T17:23:17.096199Z :localfs0 INFO: cloud/filestore/libs/service_local/fs_session.cpp:12: CreateSession Headers { OriginFqdn: "ff20.infra.nebiuscore.net" } FileSystemId: "localfs0" RestoreClientSession: true
2025-01-15T17:23:17.096264Z :localfs0. INFO: cloud/filestore/libs/service_local/index.h:233: Init index, Root=/mnt/lustre/lustre_store/nfs_localfs0, StatePath=/Berkanavt/nfs-vhost/state/.state_nfs_localfs0/client_, MaxNodeCount=10000000
2025-01-15T17:23:17.916744Z :NFS_CLIENT WARN: cloud/filestore/libs/client/session.cpp:446: [f:"localfs0"][c:""][s:""][n:0] failed to establish session: E_FS_NOENT cloud/filestore/libs/service_local/lowlevel.cpp:130: failed to open "fstest_fc5ea32478c1cb35264a3c411d75556a": No such file or directory
2025-01-15T17:23:17.916776Z :NFS_FUSE ERROR: cloud/filestore/libs/vfs_fuse/loop.cpp:753: [f:"localfs0"][c:""] failed to create session: E_FS_NOENT cloud/filestore/libs/service_local/lowlevel.cpp:130: failed to open "fstest_fc5ea32478c1cb35264a3c411d75556a": No such file or directory
2025-01-15T17:23:17.916857Z :NFS_SERVICE ERROR: cloud/filestore/libs/endpoint/endpoint_manager.cpp:246: Failed to start endpoint: E_FS_NOENT cloud/filestore/libs/service_local/lowlevel.cpp:130: failed to open "fstest_fc5ea32478c1cb35264a3c411d75556a": No such file or directory