bank supply offsets

[sunnya97]

Closes: #XXX

Description

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For contributor use:

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

[sunnya97]

Need to merge osmosis-labs/cosmos-sdk#119 first, and then update the go.mod here

[codecov-commenter]

Codecov Report

Merging #923 (2d2c525) into main (5be21bb) will increase coverage by 0.43%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #923      +/-   ##
==========================================
+ Coverage   20.47%   20.90%   +0.43%     
==========================================
  Files         192      193       +1     
  Lines       24988    25177     +189     
==========================================
+ Hits         5116     5263     +147     
- Misses      18928    18957      +29     
- Partials      944      957      +13     

Impacted Files	Coverage Δ
x/superfluid/keeper/stake.go	59.30% <100.00%> (+9.30%)	⬆️
x/superfluid/keeper/gov/gov.go	100.00% <0.00%> (ø)
x/superfluid/keeper/msg_server.go	0.00% <0.00%> (ø)
x/superfluid/keeper/synthetic_lock_wrapper.go	81.25% <0.00%> (ø)
x/superfluid/keeper/intermediary_account.go	86.95% <0.00%> (+1.01%)	⬆️
x/lockup/keeper/lock.go	56.80% <0.00%> (+2.66%)	⬆️
x/lockup/keeper/synthetic_lock.go	72.18% <0.00%> (+4.32%)	⬆️
x/superfluid/keeper/hooks.go	43.47% <0.00%> (+4.58%)	⬆️
x/superfluid/keeper/twap_price.go	85.71% <0.00%> (+4.76%)	⬆️

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