Support managed gateway capabilities

[johanstokking]

Summary

This adds support for managed gateway capabilities, e.g. whether the gateway supports WiFi, ethernet, battery, etc.

Changes

• all: Fix squash usage
• api: Add managed gateway capabilities
• dev: Force IPv4 to connect to Postgres
• console: Conditionally show WiFi and ethernet config and connections

Testing

Steps

This cannot be tested without the proper hardware. There is end-to-end testing.

Results

Regressions

None expected

Notes for Reviewers

@PavelJankoski please review frontend

This is draft until:

• Further testing
• Changelog updated

Checklist

• Scope: The referenced issue is addressed, there are no unrelated changes.
• Compatibility: The changes are backwards compatible with existing API, storage, configuration and CLI, according to the compatibility commitments in README.md for the chosen target branch.
• Documentation: Relevant documentation is added or updated.
• Testing: The steps/process to test this feature are clearly explained including testing for regressions.
• Infrastructure: If infrastructural changes (e.g., new RPC, configuration) are needed, a separate issue is created in the infrastructural repositories.
• Changelog: Significant features, behavior changes, deprecations and fixes are added to CHANGELOG.md.
• Commits: Commit messages follow guidelines in CONTRIBUTING.md, there are no fixup commits left.

[johanstokking]

@PavelJankoski please review https://github.com/TheThingsNetwork/lorawan-stack/pull/7439/files/8b8cc11978ac612ae455f3ebecccb8bf6fdb8a9b..80c23b855290d74e30704a36ded6c436a9e35d50

[PavelJankoski]

FE changes LGTM!