False positive in identical_operands rule

[jpsim]

New Issue Checklist

• Updated SwiftLint to the latest version
• I searched for existing GitHub issues

Describe the bug

$ cat file.swift
let num: Int? = 0
_ = num != nil && num == num?.byteSwapped
$ cat .swiftlint.yml
included:
  - file.swift
whitelist_rules:
  - identical_operands
$ swiftlint version
0.29.4
$ swiftlint
Loading configuration from '.swiftlint.yml'
Linting Swift files at paths
Linting 'file.swift' (1/1)
/.../file.swift:2:19: warning: Identical Operands Violation: Comparing two identical operands is likely a mistake. (identical_operands)
Done linting! Found 1 violation, 0 serious in 1 file.