refactor: use `RegisterAminoMsg` to register Amino encodings

Description

This PR replaces legacy amino registration of msgs into RegisterAminoMsg in order to avoid the bug that a registered Msg name that is too long when signing on ledger Nano device. See: https://github.com/cosmos/cosmos-sdk/issues/10870

Author Checklist

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I have...

[x] included the correct type prefix in the PR title
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[x] 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

Reviewers Checklist

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[ ] confirmed the correct type prefix in the PR title
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[ ] reviewed state machine logic
[ ] reviewed API design and naming
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[ ] reviewed tests and test coverage
[ ] manually tested (if applicable)

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (c368dc1) 80.80% compared to head (03ff088) 80.80%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1187 +/- ## ======================================= Coverage 80.80% 80.80% ======================================= Files 194 194 Lines 17310 17310 ======================================= Hits 13987 13987 Misses 2727 2727 Partials 596 596 ``` | [Impacted Files](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs) | Coverage Δ | | |---|---|---| | [x/profiles/types/codec.go](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs#diff-eC9wcm9maWxlcy90eXBlcy9jb2RlYy5nbw==) | `100.00% <100.00%> (ø)` | | | [x/reactions/types/codec.go](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs#diff-eC9yZWFjdGlvbnMvdHlwZXMvY29kZWMuZ28=) | `51.35% <100.00%> (ø)` | | | [x/relationships/types/codec.go](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs#diff-eC9yZWxhdGlvbnNoaXBzL3R5cGVzL2NvZGVjLmdv) | `100.00% <100.00%> (ø)` | | | [x/reports/types/codec.go](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs#diff-eC9yZXBvcnRzL3R5cGVzL2NvZGVjLmdv) | `58.13% <100.00%> (ø)` | | | [x/subspaces/types/codec.go](https://app.codecov.io/gh/desmos-labs/desmos/pull/1187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=desmos-labs#diff-eC9zdWJzcGFjZXMvdHlwZXMvY29kZWMuZ28=) | `58.66% <100.00%> (ø)` | |

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