v2.2.0-alpha.1

Note: This version contains state breaking changes

• bumps cosmos-sdk version to v0.47.5 and ibc-go v7.3.1
• x/params migration

What's Changed

• feat: cosmos-sdk v0.47.x & ibc v7 by @harish551 in #20

Full Changelog: v2.1.0...v2.2.0-alpha.1