Fix `[error] The method cannot be called without a block`
`Diagnostic ID: Ruby::RequiredBlockMissing` in Usage of README.

* Remove unused @form_data

* Change addr and peeraddr to non-nil

* Fix typo of constant name

* Improve split arguments

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.10.1 to 2.10.2.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@91182cc...0080882)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

…rity/harden-runner-2.10.2

Bump step-security/harden-runner from 2.10.1 to 2.10.2

Bumps [rubygems/release-gem](https://github.com/rubygems/release-gem) from 612653d273a73bdae1df8453e090060bb4db5f31 to 9e85cb11501bebc2ae661c1500176316d3987059.
- [Release notes](https://github.com/rubygems/release-gem/releases)
- [Commits](rubygems/release-gem@612653d...9e85cb1)

---
updated-dependencies:
- dependency-name: rubygems/release-gem
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

…release-gem-9e85cb11501bebc2ae661c1500176316d3987059

Bump rubygems/release-gem from 612653d273a73bdae1df8453e090060bb4db5f31 to 9e85cb11501bebc2ae661c1500176316d3987059

See <https://bugs.ruby-lang.org/issues/16495> for more context.