fixed source path

Author: dimaspirit

spec/SpecRunner.html

@@ -13,7 +13,7 @@
 
   <!-- include source files here... -->
   <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
-  <script type="text/javascript" src="../quickblox.js"></script>
+  <script type="text/javascript" src="../quickblox.min.js"></script>
 
   <!-- helper -->
   <script type="text/javascript" src="config.js"></script>