smart enter to always insert a new line after the current, not before (IDEA-75554)

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

@@ -2,7 +2,7 @@ public class Foo {
     {
         for(int i = 0; i < 100; i++) {
             x = 3;
-            <caret>
         }
+        <caret>
     }
 }

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

@@ -1,7 +1,7 @@
 public class Foo {
     {
-        <caret>
         for (int i = 0; i < 100; i++) {
+            <caret>
         }
     }
 }

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

@@ -1,6 +1,6 @@
 public class Foo {
     {
-        <caret>
         x = 3;
+        <caret>
     }
 }

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

@@ -1,7 +1,7 @@
 public class Test {
     {
         x = 2;
-        <caret>
         foo();
+        <caret>
     }
 }