fix!: fix third party proto files

Description

This PR fixes the oracle proto files to be generated by proto builder applied by cosmos v0.47.x, in order to make sure packet unmarshaling work properly when receiving IBC packets from Band Protocol.

It also updates the third party ethscep256k1 proto to prevent from the potential issue about marshaling/unmarshaling.

Author Checklist

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I have...

[x] included the correct type prefix in the PR title
[x] 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
[ ] added a changelog entry to CHANGELOG.md
[ ] included comments for documenting Go code
[ ] updated the relevant documentation or specification
[x] reviewed "Files changed" and left comments if necessary
[ ] confirmed all CI checks have passed

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[ ] 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)

desmos-labs / desmos