deps: update all modules to go1.21 for upstream compability

[faddat]

Description

ref:

• deps: update the capability module to use the latest sdk 50 code #4393
• deps: update all modules to go1.21 for upstream compability #4395

SDK 50 has updated to go 1.21 and this caused a compatibility problem with the upstream code for the capability module.

Commit Message / Changelog Entry

deps: update all modules to go 1.21

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Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

• Targeted PR against correct branch (see CONTRIBUTING.md).
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards and Go style guide.
• Wrote unit and integration tests.
• Updated relevant documentation (docs/) or specification (x/<module>/spec/).
• Added relevant godoc comments.
• Provide a commit message to be used for the changelog entry in the PR description for review.
• Re-reviewed Files changed in the Github PR explorer.
• Review Codecov Report in the comment section below once CI passes.

[faddat]

This PR contains a significant error and it's best not to work with this branch further.