[KAPT4] KT-51982 Implement generation of @Metadata annotations in Java stubs

Also adds rendering of @Metadata annotations in Kapt3 and Kapt4 tests
(currently disabled for a few tests).

Co-authored-by: Alexander Udalov <alexander.udalov@jetbrains.com>

plugins/kapt3/kapt3-compiler/testData/converter/methodParameterNames.txt

@@ -1,3 +1,18 @@
+/**
+ * public abstract class Cls : kotlin/Any {
+ *
+ *   // signature: <init>()V
+ *   public constructor()
+ *
+ *   // signature: bar(I)Ljava/lang/String;
+ *   public final fun bar(bcd: kotlin/Int): kotlin/String
+ *
+ *   // signature: foo(Ljava/lang/String;)V
+ *   public abstract fun foo(abc: kotlin/String): kotlin/Unit
+ *
+ *   // module name: main
+ * }
+ */
 @kotlin.Metadata()
 public abstract class Cls {
 
@@ -17,6 +32,18 @@ public abstract class Cls {
 ////////////////////
 
 
+/**
+ * public abstract interface Intf : kotlin/Any {
+ *
+ *   // signature: bar(I)Ljava/lang/String;
+ *   public open fun bar(bcd: kotlin/Int): kotlin/String
+ *
+ *   // signature: foo(Ljava/lang/String;)V
+ *   public abstract fun foo(abc: kotlin/String): kotlin/Unit
+ *
+ *   // module name: main
+ * }
+ */
 @kotlin.Metadata()
 public abstract interface Intf {
 
@@ -26,6 +53,9 @@ public abstract interface Intf {
     @org.jetbrains.annotations.NotNull()
     public abstract java.lang.String bar(int bcd);
 
+    /**
+     * synthetic class
+     */
     @kotlin.Metadata()
     public static final class DefaultImpls {