Remove directives that have no effect from bytecode text tests

All bytecode text tests are run with stdlib in the classpath and only
for JVM backend, therefore directives WITH_RUNTIME, TARGET_BACKEND,
IGNORE_BACKEND are not needed

compiler/testData/codegen/bytecodeText/forLoop/forIntInDownTo.kt

@@ -1,5 +1,3 @@
-// WITH_RUNTIME
-
 fun test(): Int {
     var sum = 0
     for (i in 4 downTo 1) {
@@ -14,4 +12,4 @@ fun test(): Int {
 // 0 getFirst
 // 0 getLast
 // 0 IF_ICMPEQ
-// 1 IF_ICMPLT
+// 1 IF_ICMPLT