unneeded_synthesized_initializer removes needed initializers if there is any other initializer enclosed within conditional macro

[tristanSIF]

New Issue Checklist

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

Describe the bug

struct Foo {
    var bar: String

   // warning or removed according to unneeded_synthesized_initializer
    init(bar: String) {
        self.bar = bar
    }

    // or any other macros, such as canImport
    #if DEBUG  
    init(data: CGFloat) {
        self.bar = "\(data)"
    }
    #endif
}

/// compile error if autocorrect
let foo = Foo(bar: "bar")

Environment

• SwiftLint version: 0.55.0 / 0.53.0
• Installation method used: CocoaPods / Homebrew