Minor in JS lib: dropped semicolon in package declarations.

js/js.libraries/src/core/annotations.kt

@@ -1,4 +1,4 @@
-package kotlin.js;
+package kotlin.js
 
 native
 public annotation class native(name : String = "")

js/js.libraries/src/core/core.kt

@@ -1,4 +1,4 @@
-package kotlin.js;
+package kotlin.js
 
 import java.util.*;
 

js/js.libraries/src/core/math.kt

@@ -1,4 +1,4 @@
-package kotlin.js;
+package kotlin.js
 
 //TODO: declare using number
 native

js/js.libraries/src/junit/core.kt

@@ -1,4 +1,4 @@
-package org.junit;
+package org.junit
 
 native
 public annotation class Test(val name: String = "")