Stop triggering on self in key path expressions

[SimplyDanny]

Fixes #5835.

[SwiftLintBot]

	17 Messages
📖	Linting Aerial with this PR took 0.16s vs 0.17s on main (5% faster)
📖	Linting Alamofire with this PR took 0.16s vs 0.16s on main (0% slower)
📖	Linting Brave with this PR took 0.64s vs 0.61s on main (4% slower)
📖	Linting DuckDuckGo with this PR took 0.49s vs 0.48s on main (2% slower)
📖	Linting Firefox with this PR took 1.37s vs 1.39s on main (1% faster)
📖	Linting Kickstarter with this PR took 0.73s vs 0.73s on main (0% slower)
📖	Linting Moya with this PR took 0.12s vs 0.13s on main (7% faster)
📖	Linting NetNewsWire with this PR took 0.28s vs 0.28s on main (0% slower)
📖	Linting Nimble with this PR took 0.14s vs 0.14s on main (0% slower)
📖	Linting PocketCasts with this PR took 0.66s vs 0.67s on main (1% faster)
📖	Linting Quick with this PR took 0.12s vs 0.12s on main (0% slower)
📖	Linting Realm with this PR took 0.41s vs 0.42s on main (2% faster)
📖	Linting Sourcery with this PR took 0.27s vs 0.27s on main (0% slower)
📖	Linting Swift with this PR took 0.4s vs 0.4s on main (0% slower)
📖	Linting VLC with this PR took 0.19s vs 0.19s on main (0% slower)
📖	Linting Wire with this PR took 1.61s vs 1.59s on main (1% slower)
📖	Linting WordPress with this PR took 1.06s vs 1.04s on main (1% slower)

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