Remove JvmVersion annotation and its usages

libraries/stdlib/jvm/test/testUtilsJVM.kt

@@ -18,18 +18,14 @@ package test
 
 import kotlin.test.assertEquals
 
-@JvmVersion
 public actual fun assertTypeEquals(expected: Any?, actual: Any?) {
     assertEquals(expected?.javaClass, actual?.javaClass)
 }
 
-@JvmVersion
 public actual fun randomInt(limit: Int): Int = (Math.random() * limit).toInt()
 
-@kotlin.jvm.JvmVersion
 private val isJava6 = System.getProperty("java.version").startsWith("1.6.")
 
-@kotlin.jvm.JvmVersion
 internal actual fun String.removeLeadingPlusOnJava6(): String =
     if (isJava6) removePrefix("+") else this