tests: apply official code style

#KT-38632 Fixed

idea/testData/quickfix/replaceWithSafeCall/comment.kt.after

@@ -2,6 +2,6 @@
 // WITH_RUNTIME
 fun foo(a: String?) {
     val b = a // comment1
-            // comment2
-            ?.length
+        // comment2
+        ?.length
 }

idea/testData/quickfix/replaceWithSafeCall/lineBreak.kt.after

@@ -2,5 +2,5 @@
 // WITH_RUNTIME
 fun foo(a: String?) {
     val b = a
-            ?.length
+        ?.length
 }