tests: apply official code style

#KT-38632 Fixed

idea/idea-completion/testData/handlers/basic/override/ValInConstructorParameter2.kt

@@ -4,8 +4,8 @@ interface I {
 
 class CCCC(
         over<caret>
-        private val v1: Int,
-        private val v2: Int
+    private val v1: Int,
+    private val v2: Int
 ) : I
 
 // ELEMENT_TEXT: "override val p: Int"

idea/idea-completion/testData/handlers/basic/override/ValInConstructorParameter2.kt.after

@@ -3,9 +3,9 @@ interface I {
 }
 
 class CCCC(
-        override val p: Int<caret>
-        private val v1: Int,
-        private val v2: Int
+    override val p: Int<caret>
+    private val v1: Int,
+    private val v2: Int
 ) : I
 
 // ELEMENT_TEXT: "override val p: Int"

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/SmartEnterCompletionTest.kt

@@ -115,8 +115,10 @@ class SmartEnterCompletionTest : KotlinLightCodeInsightFixtureTestCase() {
             fun foo(p:Int) {}
 
             fun test() {
-                foo(1 +
-                        2)<caret>
+                foo(
+                    1 +
+                            2
+                )<caret>
             }
             """
         )