Add Migration for Unlinking Reserved Tickers Mappings (#1769)

* Add migration for unlinking AssetIdTicker for reserved tickers

* Add logs

* Add logs to new migration

* Add TickerRegistered event

* Add check for not updating expiry when expiry is none

* Remove unnecessary reads

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Co-authored-by: Robert Gabriel Jakabosky <[email protected]>

Run all benchmarks (#1749)

* Run all benchmarks

* Add missing parameter; Change max batch calls

* Fix test

* Update comment

* Bump spec_version

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Co-authored-by: Adam Dossa <[email protected]>

Toml version bump (#1732)

* Update version

* Remove unused rust_toolchain files

update 6.3.4

Fix NFT transfer

Update version to 6.3.3

Bump to 6.3.2 (#1689)

Make version 6.3.1 (#1685)

Update lib.rs (#1676)

Use debian 11 (#1644)

* Use Debian 11 bullseye for compiling Polymesh

* Use Debian 11 for arm docker images too.

* Use higher specs to build rust nightly image.

* Clear task cache.

* Use debian 11 cleanup (#1645)

* Cleanup sccache usage.

* Fix srtool build

Add staging network (#1621)

* Add staging network

* Need to use the 'testnet' chain for Testnet and Staging.

* Change staging spec name and id.

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Co-authored-by: Robert G. Jakabosky <[email protected]>