K2: fix annotation search on supertypes in assignment plugin

Current implementation checks only immediate supertype, while
in case of gradle build scripts DSL, the annotated superclass
is located deeper in the hierarchy.
The fix implements a recursive supertype check.

#KT-65983 fixed

plugins/assign-plugin/assign-plugin.k2/src/org/jetbrains/kotlin/assignment/plugin/k2/FirAssignAnnotationMatchingService.kt

@@ -43,7 +43,7 @@ internal class FirAssignAnnotationMatchingService(
         if (this.annotations.any { it.toAnnotationClassId(session)?.asSingleFqName() in annotationClassIds }) return true
         return resolvedSuperTypeRefs.any { superTypeRef ->
             val symbol = superTypeRef.type.fullyExpandedType(session).toRegularClassSymbol(session) ?: return@any false
-            symbol.annotations.any { it.toAnnotationClassId(session)?.asSingleFqName() in annotationClassIds }
+            symbol.annotated()
         }
     }
 }

plugins/assign-plugin/testData/codegen/annotation.kt

@@ -45,6 +45,16 @@ data class KotlinStringProperty(private var v: String): KotlinProperty<String> {
     override fun get() = this.v
 }
 
+abstract class KotlinAbstractStringProperty: KotlinProperty<String>
+
+data class KotlinStringProperty2(private var v: String): KotlinAbstractStringProperty() {
+    override fun assign(v: String) {
+        this.v = v
+    }
+    override fun get() = this.v
+}
+
+
 @ValueContainer
 data class KotlinClassStringProperty(private var v: String) {
     fun assign(v: String) {
@@ -91,6 +101,18 @@ fun `should work with annotation on Kotlin interface`(): String {
     }
 }
 
+fun `should work with annotation on Kotlin interface via intermediate supertype`(): String {
+    data class Task(val input: KotlinStringProperty2)
+    val task = Task(KotlinStringProperty2("Fail"))
+    task.input = "OK"
+
+    return if (task.input.get() != "OK") {
+        "Fail: ${task.input.get()}"
+    } else {
+        "OK"
+    }
+}
+
 fun `should work with annotation on Kotlin class`(): String {
     data class Task(val input: KotlinClassStringProperty)
     val task = Task(KotlinClassStringProperty("Fail"))