don't treat static method as concrete in hierarchy (IDEA-180930)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/interfaceMethods/StaticAbstractDefaultInOneHierarchy.java

@@ -0,0 +1,13 @@
+interface A {
+  default void m() { }
+}
+
+interface B {
+  static void m() { }
+}
+
+interface C {
+  void m();
+}
+
+class <error descr="Class 'D' must either be declared abstract or implement abstract method 'm()' in 'C'">D</error> implements A, B, C { }