优化图片上传组件，修复图片路径转换的问题

Tevin

2020-12-28 1f76e7315389bf38a697e6db4d4be3fce6425c45

 bases/Fetcher.js

@@ -439,7 +439,7 @@
        } else {
            // 修复补齐
            if (type === 'fix') {
                if (!path || /^\/(upload|static)/.test(path)) {
                if (!path || /^(http|\/upload|\/static)/.test(path)) {
                    return path;
                } else {
                    return '/upload/' + path;