there is an error when install medcl/elasticsearch-analysis-pinyin, could you please take a look? thanks.
[root@iZ25g5gvvtgZ elasticsearch]# bin/plugin install medcl/elasticsearch-analysis-pinyin
-> Installing medcl/elasticsearch-analysis-pinyin...
Trying https://github.com/medcl/elasticsearch-analysis-pinyin/archive/master.zip ...
Downloading ........................................................................................................................................................DONE
Verifying https://github.com/medcl/elasticsearch-analysis-pinyin/archive/master.zip checksums if available ...
NOTE: Unable to verify checksum for downloaded plugin (unable to find .sha1 or .md5 file to verify)
ERROR: Could not find plugin descriptor 'plugin-descriptor.properties' in plugin zip
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