Change default upper bound of Java type parameters to Any!

#KT-7672 Fixed

compiler/testData/loadJava/compiledJava/mutability/LoadIterableWithNullability.txt

@@ -1,6 +1,6 @@
 package test
 
-public interface LoadIterableWithNullability</*0*/ T> {
+public interface LoadIterableWithNullability</*0*/ T : kotlin.Any!> {
     org.jetbrains.annotations.NotNull() org.jetbrains.annotations.Mutable() public abstract fun getIterable(): kotlin.MutableIterable<T!>
     org.jetbrains.annotations.NotNull() org.jetbrains.annotations.ReadOnly() public abstract fun getReadOnlyIterable(): kotlin.Iterable<T!>
     public abstract fun setIterable(/*0*/ org.jetbrains.annotations.Mutable() org.jetbrains.annotations.NotNull() p0: kotlin.MutableIterable<T!>): kotlin.Unit