Hide implicit constructors in eclipse tests

The output varies in newer eclipse versions. To address this, lombok now
disables the printing of implicit constructors for eclipse.

test/transform/resource/after-ecj/SynchronizedInRecord.java

@@ -3,11 +3,6 @@ public record SynchronizedInRecord(String a, String b) {
 /* Implicit */  private final String a;
 /* Implicit */  private final String b;
   private final java.lang.Object $lock = new java.lang.Object[0];
-  public SynchronizedInRecord(String a, String b) {
-    super();
-    .a = a;
-    .b = b;
-  }
   public @Synchronized void foo() {
     String foo = "bar";
   }