Ignore SAM adapters when finding abstract members.

compiler/testData/loadJava/compiledJava/singleAbstractMethod/adapter/InheritedSimple.java

@@ -0,0 +1,10 @@
+package test;
+
+public interface InheritedSimple {
+    public interface Super {
+        void foo(Runnable r);
+    }
+
+    public interface Sub extends Super {
+    }
+}

compiler/testData/loadJava/compiledJava/singleAbstractMethod/adapter/InheritedSimple.txt

@@ -0,0 +1,19 @@
+package test
+
+public trait InheritedSimple : java.lang.Object {
+    
+    public trait Sub : test.InheritedSimple.Super {
+        public abstract override /*1*/ /*fake_override*/ fun foo(/*0*/ p0: (() -> jet.Unit)?): jet.Unit
+        public abstract override /*1*/ /*fake_override*/ fun foo(/*0*/ p0: java.lang.Runnable?): jet.Unit
+    }
+    
+    public trait Super : java.lang.Object {
+        public abstract /*synthesized*/ fun foo(/*0*/ p0: (() -> jet.Unit)?): jet.Unit
+        public abstract fun foo(/*0*/ p0: java.lang.Runnable?): jet.Unit
+    }
+}
+
+package InheritedSimple {
+    public /*synthesized*/ fun Sub(/*0*/ function: (java.lang.Runnable?) -> jet.Unit): test.InheritedSimple.Sub
+    public /*synthesized*/ fun Super(/*0*/ function: (java.lang.Runnable?) -> jet.Unit): test.InheritedSimple.Super
+}