Update README.md

Author: gkorland

README.md

@@ -1,6 +1,5 @@
 [![license](https://img.shields.io/github/license/RedisLabsModules/redismodule-rs.svg)](https://github.com/RedisLabsModules/redismodule-rs/blob/master/LICENSE)
 [![GitHub issues](https://img.shields.io/github/release/RedisLabsModules/redismodule-rs.svg)](https://github.com/RedisLabsModules/redismodule-rs/releases/latest)
-[![macos](https://github.com/RedisLabsModules/redismodule-rs/workflows/macos/badge.svg)](https://github.com/RedisLabsModules/redismodule-rs/actions?query=workflow%3Amacos)
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 # redismodule-rs