[K/N] Implement FirNativeObjCOverrideInitChecker

^KT-61564

compiler/testData/diagnostics/nativeTests/specialBackendChecks/objCInterop/t33.kt

@@ -5,9 +5,9 @@ import platform.darwin.*
 import platform.Foundation.*
 
 class Zzz : NSString {
-    @OptIn(kotlinx.cinterop.BetaInteropApi::class)
+    <!CONSTRUCTOR_OVERRIDES_ALREADY_OVERRIDDEN_OBJC_INITIALIZER!>@OptIn(kotlinx.cinterop.BetaInteropApi::class)
     @OverrideInit
-    constructor(coder: NSCoder) { }
+    constructor(coder: NSCoder) { }<!>
 
     @Suppress("OVERRIDE_DEPRECATION")
     override fun initWithCoder(coder: NSCoder): String? = "zzz"