fix: en 0.7.0 sidebar label

Signed-off-by: peefy <xpf6677@163.com>

Author: Peefy

i18n/en/docusaurus-plugin-content-docs/version-0.7.0.json

@@ -1,7 +1,7 @@
 {
   "version.label": {
-    "message": "Next",
-    "description": "The label for version current"
+    "message": "0.7.0",
+    "description": "The label for version 0.7.0"
   },
   "sidebar.docs.category.参考手册": {
     "message": "Reference",