Minor: add test that output at scratch line with spaces at the beginning is aligned properly

idea/testData/scratch/spacesAtLineStart.comp.after

@@ -0,0 +1,3 @@
+val a = 1    // RESULT: val a: Int
+a            // RESULT: 1
+    a        // RESULT: 1

idea/testData/scratch/spacesAtLineStart.kts

@@ -0,0 +1,3 @@
+val a = 1
+a
+    a

idea/testData/scratch/spacesAtLineStart.repl.after

@@ -0,0 +1,3 @@
+val a = 1
+a            // RESULT: 1
+    a        // RESULT: 1

idea/tests/org/jetbrains/kotlin/idea/scratch/ScratchRunActionTestGenerated.java

@@ -56,6 +56,11 @@ public class ScratchRunActionTestGenerated extends AbstractScratchRunActionTest
             runTest("idea/testData/scratch/simpleFun.kts");
         }
 
+        @TestMetadata("spacesAtLineStart.kts")
+        public void testSpacesAtLineStart() throws Exception {
+            runTest("idea/testData/scratch/spacesAtLineStart.kts");
+        }
+
         @TestMetadata("stdlibFun.kts")
         public void testStdlibFun() throws Exception {
             runTest("idea/testData/scratch/stdlibFun.kts");
@@ -129,6 +134,11 @@ public class ScratchRunActionTestGenerated extends AbstractScratchRunActionTest
             runTest("idea/testData/scratch/simpleFun.kts");
         }
 
+        @TestMetadata("spacesAtLineStart.kts")
+        public void testSpacesAtLineStart() throws Exception {
+            runTest("idea/testData/scratch/spacesAtLineStart.kts");
+        }
+
         @TestMetadata("stdlibFun.kts")
         public void testStdlibFun() throws Exception {
             runTest("idea/testData/scratch/stdlibFun.kts");