rename platformName annotation to jvmName

compiler/testData/compileJavaAgainstKotlin/method/platformName/PlatformName.kt

@@ -1,6 +1,4 @@
 package test
 
-import kotlin.platform.*
-
-@platformName("bar")
+@jvmName("bar")
 fun foo() {}

compiler/testData/compileJavaAgainstKotlin/method/platformName/PlatformName.txt

@@ -1,6 +1,6 @@
 package test
 
-kotlin.platform.platformName(name = "bar") internal fun foo(): kotlin.Unit
+kotlin.jvm.jvmName(name = "bar") internal fun foo(): kotlin.Unit
 
 public open class PlatformName {
     public constructor PlatformName()