IDEA-69972 Smart Complete Statement: Leave code block if the action is called for the complete statement

Don't leave method code block on smart completion

java/java-tests/testData/codeInsight/completeStatement/CompleteCall_after.java

@@ -2,6 +2,6 @@
 public class Foo {
     {
         foo(x);
+        <caret>
     }
-    <caret>
 }

java/java-tests/testData/codeInsight/completeStatement/CompleteStringLiteral_after.java

@@ -1,6 +1,6 @@
 public class Foo {
     public void foo() {
         String s = "abcdef";
+        <caret>
     }
-    <caret>
 }

java/java-tests/testData/codeInsight/completeStatement/NoErrors_after.java

@@ -2,6 +2,6 @@
 public class Test {
     public void foo() {
         int x = 2;
+        <caret>
     }
-    <caret>
 }