Deprecate js Math.random and provide replacement with Random.nextDouble

#KT-23564 Fixed

libraries/stdlib/js/src/kotlin/js.math.kt

@@ -12,6 +12,7 @@ package kotlin.js
 public external object Math {
     @Deprecated("Use kotlin.math.PI instead.", ReplaceWith("PI", "kotlin.math.PI"))
     public val PI: Double
+    @Deprecated("Use Random.nextDouble instead", ReplaceWith("kotlin.random.Random.nextDouble()", "kotlin.random.Random"))
     public fun random(): Double
     @Deprecated("Use kotlin.math.abs instead.", ReplaceWith("abs(value)", "kotlin.math.abs"))
     public fun abs(value: Double): Double

libraries/stdlib/js/test/core/testUtils.kt

@@ -11,8 +11,5 @@ public actual fun assertTypeEquals(expected: Any?, actual: Any?) {
     assertEquals(expected?.let { it::class.js }, actual?.let { it::class.js })
 }
 
-@Suppress("DEPRECATION")
-public actual fun randomInt(limit: Int): Int = (kotlin.js.Math.random() * limit).toInt()
-
 @Suppress("NOTHING_TO_INLINE")
 internal actual inline fun String.removeLeadingPlusOnJava6(): String = this