Release v0.10.5

[ejfitzgerald]

This issue tracks the progress for the v0.10.5 release for the fetchd ledger.

Tasks

• chore: prepare v0.10.5 #247
• feat: upgrade wasm to v0.27 #246
• chore: upgrade v0.45.5 cosmos-sdk#131

Release

• Create release candidate
• Test upgrade procedure on testnet
• Create release version
• Submit governance proposal for upgrade