update ActivityResult logic

Author: yjfnypeu

utils/src/main/java/com/haoge/easyandroid/easy/EasyActivityResult.kt

@@ -32,7 +32,7 @@ object EasyActivityResult {
             return
         }
 
-        if (context !is Activity) {
+        if (context !is Activity || callback == null) {
             context.startActivity(intent)
         } else {
             val requestCode = codeGenerator.nextInt(0x0000FFFF)
@@ -42,10 +42,6 @@ object EasyActivityResult {
                 context.startActivityForResult(intent, requestCode, options)
             }
 
-            if (callback == null) {
-                return
-            }
-
             if (container.containsKey(context)) {
                 container[context]?.put(requestCode, callback)
             } else {