Get rid of deprecated annotations and modifiers in js-stdlib

js/js.libraries/test/core/JsonTest.kt

@@ -5,7 +5,7 @@ import org.junit.Test as test
 
 class JsonTest {
 
-    test fun createJsonFromPairs() {
+    @test fun createJsonFromPairs() {
         var obj = json(Pair("firstName", "John"), Pair("lastName", "Doe"), Pair("age", 30))
         assertEquals("John", obj["firstName"], "firstName")
         assertEquals("Doe", obj["lastName"], "lastName")

js/js.libraries/test/core/RegExpTest.kt

@@ -23,13 +23,13 @@ import org.junit.Test as test
 
 class RegExpTest {
 
-    test fun regExpToString() {
+    @test fun regExpToString() {
         val pattern = "q(\\d+)d"
         val re = RegExp(pattern, "i")
         assertEquals("/$pattern/i", re.toString())
     }
 
-    test fun regExpProperties() {
+    @test fun regExpProperties() {
         val re1 = RegExp("[a-z]", "img")
         assertTrue(re1.global)
         assertTrue(re1.ignoreCase)
@@ -41,7 +41,7 @@ class RegExpTest {
         
     }
 
-    test fun regExpTest() {
+    @test fun regExpTest() {
         val pattern = "q(\\d+)d"
         val re = RegExp(pattern, "i")
 
@@ -52,7 +52,7 @@ class RegExpTest {
     }
 
 
-    test fun regExpExec() {
+    @test fun regExpExec() {
         val string = "R2D2 beats A5D5 "
         var re = RegExp("""(\w\d)(\w\d)""", "g")
         val m1 = re.exec(string)!!