[KSP2] Unable to get visibility of KSTypeAlias

[FooIbar]

KSDeclaration.getVisibility() calls KSDeclaration.modifiers, which is not implemented for KSTypeAlias.

ksp/kotlin-analysis-api/src/main/kotlin/com/google/devtools/ksp/impl/symbol/kotlin/AbstractKSDeclarationImpl.kt

Lines 59 to 67 in cdc89da

	override val modifiers: Set<Modifier> by lazy {
	if (origin == Origin.JAVA_LIB || origin == Origin.KOTLIN_LIB || origin == Origin.SYNTHETIC) {
	when (ktDeclarationSymbol) {
	is KaPropertySymbol -> ktDeclarationSymbol.toModifiers()
	is KaClassSymbol -> ktDeclarationSymbol.toModifiers()
	is KaFunctionSymbol -> ktDeclarationSymbol.toModifiers()
	is KaJavaFieldSymbol -> ktDeclarationSymbol.toModifiers()
	else -> throw IllegalStateException("Unexpected symbol type ${ktDeclarationSymbol.javaClass}")
	}