build: bump custom cosmos-sdk to v1.0.0-based-v0.44.5

[dongsam]

Summary

build: bump custom cosmos-sdk to v1.0.0-based-v0.44.5

v1.0.0-based-v0.44.5 contains below state-breaking changes

• x/gov feat: periodic vesting msg custom-diff: x/vesting cosmos-sdk#1
• x/staking fix: allow delegate only spendable coins custom-diff: x/staking cosmos-sdk#2
• x/gov feat: add additional voting powers hook on tally custom-diff: x/gov cosmos-sdk#4
• x/bank feat: Add dynamic blockedAddrs custom-diff: x/bank cosmos-sdk#5

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