Advance deprecation level of FP to lesser than Int types to ERROR #KT-30360

compiler/testData/codegen/box/boxingOptimization/casts.kt

@@ -12,7 +12,7 @@ fun box() : String {
     assertEquals(1.toByte(), foo(1L) { x -> x!!.toByte() })
     assertEquals(1.toShort(), foo(1L) { x -> x!!.toShort() })
     assertEquals('a'.toDouble(), foo('a') { x -> x!!.toDouble() })
-    assertEquals(1.0.toByte(), foo(1.0) { x -> x!!.toByte() })
+    assertEquals(1.0.toInt(), foo(1.0) { x -> x!!.toInt() })
 
     return "OK"
 }

compiler/testData/codegen/box/primitiveTypes/conversions.kt

@@ -42,13 +42,9 @@ fun box(): String {
                             65534.0, 65535.0, 65536.0,
                             2147483647.0, 2147483648.0, 2147483649.0,
                             Double.MAX_VALUE, Double.POSITIVE_INFINITY)) {
-        assertEquals(d.toInt().toByte(), d.toByte())
-        assertEquals(d.toInt().toShort(), d.toShort())
         assertEquals(d.toInt().toChar(), d.toChar())
 
         val f = d.toFloat()
-        assertEquals(f.toInt().toByte(), f.toByte())
-        assertEquals(f.toInt().toShort(), f.toShort())
         assertEquals(f.toInt().toChar(), f.toChar())
     }