[FIR2IR] Replace star projections with upper bounds for SAM conversion types

compiler/testData/codegen/box/sam/samConversionToJavaWildcard.kt

@@ -0,0 +1,26 @@
+// TARGET_BACKEND: JVM
+// FULL_JDK
+// FILE: ConventionMapping.java
+import java.util.concurrent.Callable;
+
+public class ConventionMapping {
+    MappedProperty map(String propertyName, Callable<?> value) {
+        return new MappedProperty();
+    }
+
+    public static class MappedProperty {
+
+    }
+}
+
+// FILE: FileCollection.java
+
+public class FileCollection {}
+
+// FILE: test.kt
+
+fun test(mapping: ConventionMapping, fn: () -> FileCollection) {
+    mapping.map("classpath", fn)
+}
+
+fun box(): String = "OK"