Update renovate.json (#339)

Author: wuhuizuo

.github/renovate.json

@@ -11,7 +11,7 @@
         "dependencies.yaml$$"
       ],
       "matchStrings": [
-        "datasource=(?<datasource>.*?) depName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\s.*(version|VERSION|ver|VER)(: |=)(?<currentValue>.*)\\s"
+        "datasource=(?<datasource>.*?) depName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\s.*(.+: )(?<currentValue>.*)\\s"
       ],
       "versioningTemplate": "{{#if versioning}}{{{versioning}}}{{else}}github-release{{/if}}"
     }