Replace errors with warnings for type checker recursion on delegates

^KT-49477 Fixed

compiler/testData/diagnostics/tests/delegation/kt49477Error.kt

@@ -0,0 +1,36 @@
+// !LANGUAGE: +ForbidRecursiveDelegateExpressions
+// WITH_STDLIB
+
+import kotlin.properties.ReadWriteProperty
+import kotlin.reflect.KProperty
+import kotlin.reflect.KProperty1
+
+inline fun <reified Self : DatabaseEntity, reified Target : DatabaseEntity> Self.parent(
+    property: KProperty1<Target, MutableCollection<Self>>): Delegate<Self, Target?> = TODO()
+
+class GitLabBuildProcessor: DatabaseEntity {
+    var processor by <!DEBUG_INFO_EXPRESSION_TYPE("Delegate<GitLabBuildProcessor, GitLabChangesProcessor?>")!>parent(GitLabChangesProcessor::buildProcessors)<!>
+}
+
+interface DatabaseEntity: Entity
+interface Entity
+interface ResourceFactory<T, R>
+interface ValueFilter<K>
+
+interface Delegate<R : Entity, T> : ReadWriteProperty<R, T>, ValueFilter<R> {
+    infix fun name(desc: KProperty<*>): String
+infix fun by(name: String): Delegate<R, T>
+infix fun resource(factory: ResourceFactory<R, T>): Delegate<R, T>
+infix fun filter(filter: (R, Any?) -> Boolean): Delegate<R, T>
+}
+
+class GitLabChangesProcessor: DatabaseEntity {
+    var buildProcessors by <!DEBUG_INFO_EXPRESSION_TYPE("Delegate<GitLabChangesProcessor, kotlin.collections.MutableCollection<GitLabBuildProcessor>>"), TYPECHECKER_HAS_RUN_INTO_RECURSIVE_PROBLEM_ERROR!>child_many(
+        GitLabBuildProcessor::class.java,
+        GitLabBuildProcessor::processor
+    )<!>
+}
+
+fun <Self : DatabaseEntity, Target : DatabaseEntity> Self.child_many(
+    clazz: Class<Target>, property: KProperty1<Target, Self?>, name: String = property.name
+): Delegate<Self, MutableCollection<Target>> = TODO() // Type checking has run into a recursive problem. Easiest workaround: specify types of your declarations explicitly