fix: add space

Author: zzxming

i18n/locales/zh-CN.json

@@ -362,7 +362,7 @@
       "y_axis_label": "{granularity} {facet}",
       "facet": "维度",
       "title": "趋势",
-      "contributors_skip": "未展示的贡献者（没有Github仓库）:",
+      "contributors_skip": "未展示的贡献者（没有 Github 仓库）:",
       "items": {
         "downloads": "下载量",
         "likes": "喜欢",

lunaria/files/zh-CN.json

@@ -361,7 +361,7 @@
       "y_axis_label": "{granularity} {facet}",
       "facet": "维度",
       "title": "趋势",
-      "contributors_skip": "未展示的贡献者（没有Github仓库）:",
+      "contributors_skip": "未展示的贡献者（没有 Github 仓库）:",
       "items": {
         "downloads": "下载量",
         "likes": "喜欢",