Fix Society v2 migration (#14421)

* fix society v2 migration

* Update frame/society/src/migrations.rs

* Update frame/society/src/migrations.rs

Co-authored-by: Bastian Köcher <[email protected]>

* Update frame/society/src/migrations.rs

Co-authored-by: Bastian Köcher <[email protected]>

* update for versioned upgrade

* fix society v2 migration

* remove references to members being sorted from commnets

* fix type

* fix can_migrate check

* add sanity log

* fix sanity check

* kick ci

* kick ci

* run tests with --experimental flag

* versioned migration cleanup

* revert pipeline change

* use defensive!

* semicolons

* defensive and doc comment

* address pr comment

* feature gate the versioned migration

* defensive_unwrap_or

* fix test

* fix doc comment

* change defensive to a log warning

* remove can_migrate anti-pattern

* Update frame/society/Cargo.toml

Co-authored-by: Bastian Köcher <[email protected]>

* add experimental feature warning to doc comment

* update doc comment

* bump ci

* kick ci

* kick ci

* kick ci

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Co-authored-by: Kian Paimani <[email protected]>
Co-authored-by: Bastian Köcher <[email protected]>