Replace appendln with appendLine in project

idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/AbstractAsyncStackTraceTest.kt

@@ -59,9 +59,9 @@ abstract class AbstractAsyncStackTraceTest : KotlinDescriptorTestCaseWithSteppin
     }
 
     private fun renderAsyncStackTrace(trace: List<StackFrameItem>) = buildString {
-        appendln("Async stack trace:")
+        appendLine("Async stack trace:")
         for (item in trace) {
-            append(MARGIN).appendln(item.toString())
+            append(MARGIN).appendLine(item.toString())
             val declaredFields = listDeclaredFields(item.javaClass)
 
             @Suppress("UNCHECKED_CAST")
@@ -77,7 +77,7 @@ abstract class AbstractAsyncStackTraceTest : KotlinDescriptorTestCaseWithSteppin
                     val name = descriptor.calcValueName()
                     val value = descriptor.calcValue(evaluationContext)
 
-                    append(MARGIN).append(MARGIN).append(name).append(" = ").appendln(value)
+                    append(MARGIN).append(MARGIN).append(name).append(" = ").appendLine(value)
                 }
             }
         }

idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/AbstractCoroutineDumpTest.kt

@@ -52,7 +52,7 @@ abstract class AbstractCoroutineDumpTest : KotlinDescriptorTestCaseWithStepping(
 
     private fun stringDump(infoData: List<CoroutineInfoData>) = buildString {
         infoData.forEach {
-            appendln("\"${it.key.name}\", state: ${it.key.state}")
+            appendLine("\"${it.key.name}\", state: ${it.key.state}")
         }
     }
 

idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/AbstractFileRankingTest.kt

@@ -117,7 +117,7 @@ abstract class AbstractFileRankingTest : LowLevelDebuggerTestBase() {
 
         if (problems.isNotEmpty()) {
             throw AssertionError(buildString {
-                appendln("There were association errors:").appendln()
+                appendLine("There were association errors:").appendLine()
                 problems.joinTo(this, "\n\n")
             })
         }