correctly place dot when chosen a class name in completion with it

java/java-tests/testData/codeInsight/completion/normal/ClassNameDot.java

@@ -0,0 +1,5 @@
+class Foo {
+  {
+    FIStr<caret>
+  }
+}

java/java-tests/testData/codeInsight/completion/normal/ClassNameDot_after.java

@@ -0,0 +1,7 @@
+import java.io.FileInputStream;
+
+class Foo {
+  {
+      FileInputStream.<caret>
+  }
+}