feat: add support to dec34

[cosmic-vagabond]

Description

What has Changed?

Add support to Dec34 type to handle up to 34 decimal places for price calculation using asset with high decimal precision (e.g. WETH 18 decimals)

Test results

EVM token price (0.004)

$ elysd q oracle show-price WETH
price:
  asset: WETH
  block_height: "668964"
  price: "0.004000000000000000"
  provider: elys10d07y265gmmuvt4z0w9aw880jnsr700j6z2zm3
  source: elys
  timestamp: "1736437787"

Swap estimation retrieves correct price and amount:

$ elysd q amm swap-estimation-by-denom 1$WETH $weth $usdc

amount:
  amount: "3990"
  denom: ibc/F082B65C88E4B6D5EF1DB243CDA1D331D002759E938A0F5CD3FFDC5D53B3E349
available_liquidity:
  amount: "100000000000"
  denom: ibc/F082B65C88E4B6D5EF1DB243CDA1D331D002759E938A0F5CD3FFDC5D53B3E349
discount: "0.000000000000000000"
in_route:
- pool_id: "3"
  token_out_denom: ibc/F082B65C88E4B6D5EF1DB243CDA1D331D002759E938A0F5CD3FFDC5D53B3E349
out_route: []
price_impact: "0.99999999999900259975"
slippage: "0.000099999999999999999999999999999999"
spot_price: "0.00400040004000400040004000400040004"
swap_fee: "0.002000000000000000"
weight_balance_ratio: "-0.0005001251219032960793880326679998092"

Inverse price accurate:

$ elysd q amm swap-estimation-by-denom 1$USDC $usdc $weth 
amount:
  amount: "249972500399982666971"
  denom: weth-wei
available_liquidity:
  amount: "25000000000000000000000000"
  denom: weth-wei
discount: "0.000000000000000000"
in_route:
- pool_id: "3"
  token_out_denom: weth-wei
out_route: []
price_impact: "-999990000598.9906669506950695069507"
slippage: "0.00000999940000933304930493049304930493"
spot_price: "249.975"
swap_fee: "0.000000000000000000"
weight_balance_ratio: "0"

---

Author Checklist

All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues.

I have...

• included the correct type prefix in the PR title
• added ! to the type prefix if API or client breaking change
• targeted the correct branch (see PR Targeting)
• provided a link to the relevant issue or specification
• followed the guidelines for building modules
• included the necessary unit and integration tests
• included comments for documenting Go code
• updated the relevant documentation or specification
• reviewed "Files changed" and left comments if necessary
• confirmed all CI checks have passed

Reviewers Checklist

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your handle next to the items reviewed if you only reviewed selected items.

I have...

• confirmed the correct type prefix in the PR title
• confirmed ! in the type prefix if API or client breaking change
• confirmed all author checklist items have been addressed
• reviewed state machine logic
• reviewed API design and naming
• reviewed documentation is accurate
• reviewed tests and test coverage
• manually tested (if applicable)

Deployment Notes

Are there any specific considerations to take into account when deploying these changes? This may include new dependencies, scripts that need to be executed, or any aspects that can only be evaluated in a deployed environment.

Screenshots and Videos

Please provide any relevant before and after screenshots by uploading them here. Additionally, demo videos can be highly beneficial in demonstrating the process.

[codecov]

Codecov Report

Attention: Patch coverage is 40.63205% with 789 lines in your changes missing coverage. Please review.

Project coverage is 44.70%. Comparing base (9b5196f) to head (4333e09).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1100      +/-   ##
==========================================
- Coverage   45.08%   44.70%   -0.38%     
==========================================
  Files         967      972       +5     
  Lines       37017    37688     +671     
==========================================
+ Hits        16688    16848     +160     
- Misses      19023    19517     +494     
- Partials     1306     1323      +17     

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