Refactor pallet society (#6367)

- [x] Removing `without_storage_info` and adding bounds on the stored
types for pallet `society` - issue
#6289
- [x] Migrating to benchmarking V2 -
#6202

---------

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>
Co-authored-by: Muharem <ismailov.m.h@gmail.com>

prdoc/pr_6367.prdoc

@@ -0,0 +1,14 @@
+# Schema: Polkadot SDK PRDoc Schema (prdoc) v1.0.0
+# See doc at https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/prdoc/schema_user.json
+
+title: Refactor pallet society
+
+doc:
+  - audience: Runtime Dev
+    description: |
+      Derives `MaxEncodedLen` implementation for stored types and removes `without_storage_info` attribute.
+      Migrates benchmarks from v1 to v2 API.
+
+crates:
+  - name: pallet-society
+    bump: minor