chore: proto image migrate to ghcr

[tac0turtle]

Description

Closes: #XXXX

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Author Checklist

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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
• added a changelog entry to CHANGELOG.md
• 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)

[julienrbrt]

That's cool! We may need to inform people using this that the image on the hub.docker.com won't be updated anymore. Does it need a changelog, then? Or an upgrading.md entry?

[codecov]

Codecov Report

Merging #13168 (46d2278) into main (4a07259) will increase coverage by 0.71%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main   #13168      +/-   ##
==========================================
+ Coverage   54.05%   54.76%   +0.71%     
==========================================
  Files         645      685      +40     
  Lines       55271    58330    +3059     
==========================================
+ Hits        29874    31944    +2070     
- Misses      23014    23725     +711     
- Partials     2383     2661     +278     

Impacted Files	Coverage Δ
x/staking/simulation/operations.go	74.54% <0.00%> (-1.38%)	⬇️
x/group/keeper/keeper.go	56.25% <0.00%> (-0.40%)	⬇️
orm/model/ormtable/backend.go	66.07% <0.00%> (ø)
orm/model/ormtable/index_impl.go	49.25% <0.00%> (ø)
orm/model/ormtable/unique.go	44.09% <0.00%> (ø)
orm/encoding/ormfield/timestamp.go	76.31% <0.00%> (ø)
orm/encoding/ormkv/entry.go	77.27% <0.00%> (ø)
orm/encoding/ormfield/bool.go	81.48% <0.00%> (ø)
orm/internal/stablejson/encode.go	67.60% <0.00%> (ø)
tx/textual/valuerenderer/bytes.go	53.84% <0.00%> (ø)
... and 32 more