extract method: disable make static when extracting from default method; ensure static extracting from constant in interface (IDEA-134636)

java/java-tests/testData/refactoring/extractMethod/Method2InterfaceFromConstant_after.java

@@ -0,0 +1,10 @@
+import org.jetbrains.annotations.NotNull;
+
+interface I {
+    String FOO = newMethod();
+
+    @NotNull
+    private static String newMethod() {
+        return "hello";
+    }
+}