Fix false positives in vertical_parameter_alignment_on_call with Unicode

[theamodhshetty]

Summary

• compare argument alignment using character columns instead of raw UTF-8 columns
• add a regression example for a call whose first line contains a multi-byte character before the argument list
• update the changelog

Fixes #6467.

Testing

• swift test --filter VerticalParameterAlignmentOnCallRuleGeneratedTests
• ./.build/debug/swiftlint lint Source/SwiftLintBuiltInRules/Rules/Style/VerticalParameterAlignmentOnCallRule.swift CHANGELOG.md --strict

[SwiftLintBot]

	22 Messages
📖	Building this branch resulted in a binary size of 27357.95 KiB vs 27357.74 KiB when built on main (0% larger).
📖	Linting Aerial with this PR took 0.2 s vs 0.21 s on main (4% faster).
📖	Linting Alamofire with this PR took 0.34 s vs 0.24 s on main (41% slower).
📖	Linting Brave with this PR took 4.94 s vs 0.86 s on main (474% slower).
📖	Linting DuckDuckGo with this PR took 6.48 s vs 3.41 s on main (90% slower).
📖	Linting Firefox with this PR took 5.47 s vs 1.58 s on main (246% slower).
📖	Linting Kickstarter with this PR took 17.24 s vs 0.99 s on main (1641% slower).
📖	Linting Moya with this PR took 0.18 s vs 0.12 s on main (50% slower).
📖	Linting NetNewsWire with this PR took 0.42 s vs 0.37 s on main (13% slower).
📖	Linting Nimble with this PR took 0.17 s vs 0.2 s on main (15% faster).
📖	Linting PocketCasts with this PR took 4.26 s vs 0.96 s on main (343% slower).
📖	Linting Quick with this PR took 0.18 s vs 0.16 s on main (12% slower).
📖	Linting Realm with this PR took 11.0 s vs 0.45 s on main (2344% slower).
📖	Linting Sourcery with this PR took 0.62 s vs 0.33 s on main (87% slower).
📖	Linting Swift with this PR took 1.29 s vs 0.55 s on main (134% slower).
📖	Linting SwiftLintPerformanceTests with this PR took 3.87 s vs 3.87 s on main (0% slower).
📖	Linting VLC with this PR took 0.35 s vs 0.26 s on main (34% slower).
📖	Linting Wire with this PR took 21.24 s vs 2.04 s on main (941% slower).
📖	Linting WordPress with this PR took 1.7 s vs 1.42 s on main (19% slower).
📖	This PR fixed a violation in DuckDuckGo: /macOS/DuckDuckGo/Preferences/View/PreferencesAboutView.swift:272:37: Warning: Function parameters should be aligned vertically if they're in multiple lines in a method call (vertical_parameter_alignment_on_call)
📖	This PR fixed a violation in DuckDuckGo: /macOS/DuckDuckGo/NavigationBar/View/AddressBarTextField.swift:1068:45: Warning: Function parameters should be aligned vertically if they're in multiple lines in a method call (vertical_parameter_alignment_on_call)
📖	This PR fixed a violation in DuckDuckGo: /macOS/DuckDuckGo/NavigationBar/View/AddressBarTextField.swift:1069:45: Warning: Function parameters should be aligned vertically if they're in multiple lines in a method call (vertical_parameter_alignment_on_call)

Generated by 🚫 Danger