Refactored AbstractOptimizeImportsTest to inherit from AbstractImportsTest

idea/testData/editor/optimizeImports/ClassMemberImported.kt

@@ -0,0 +1,14 @@
+package test
+
+import dependency.*
+import dependency.A.f
+import dependency.A.p
+import dependency.T.f
+import dependency.T.p
+
+fun f(a: A, t: T) {
+    a.f()
+    a.p
+    t.f
+    t.p
+}