Merge branch 'fix/o2_v' into 'wrdp'

修改版本号

See merge request o2oa/o2oa!3002

o2web/source/o2_core/o2.js

@@ -77,7 +77,7 @@ if (!window.Promise){
     }
     this.o2 = window.o2 || {};
     this.o2.version = {
-        "v": "5.1.1",
+        "v": "5.4.1",
         "build": "2020.06.12",
         "info": "O2OA 活力办公 创意无限. Copyright © 2020, o2oa.net O2 Team All rights reserved."
     };