[FIR] Update light classes testdata

In 203 platform java.lang.Object in position of type parameter
  bound is not rendered

compiler/fir/analysis-tests/testData/lightClasses/genericClasses.txt

@@ -1,4 +1,4 @@
-public interface A <T extends java.lang.Object, V extends java.lang.Object> extends java.lang.Object {
+public interface A <T, V> {
 }
 public final class B implements A<java.lang.Integer, java.lang.String> {
 }

compiler/fir/analysis-tests/testData/lightClasses/nestedClasses.txt

@@ -1,4 +1,4 @@
-public final class B <E extends java.lang.Object> extends java.lang.Object {
+public final class B <E> {
     public final class C implements A<E> {
     }