feat(deps): bump github.com/OpenIMSDK/protocol from 0.0.30 to 0.0.31

Bumps [github.com/OpenIMSDK/protocol](https://github.com/OpenIMSDK/protocol) from 0.0.30 to 0.0.31.
- [Release notes](https://github.com/OpenIMSDK/protocol/releases)
- [Commits](https://github.com/OpenIMSDK/protocol/compare/v0.0.30...v0.0.31)

---
updated-dependencies:
- dependency-name: github.com/OpenIMSDK/protocol
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -37,7 +37,7 @@ require github.com/google/uuid v1.3.1
 
 require (
 	github.com/IBM/sarama v1.41.3
-	github.com/OpenIMSDK/protocol v0.0.30
+	github.com/OpenIMSDK/protocol v0.0.31
 	github.com/OpenIMSDK/tools v0.0.16
 	github.com/aliyun/aliyun-oss-go-sdk v2.2.9+incompatible
 	github.com/go-redis/redis v6.15.9+incompatible

go.sum

@@ -18,8 +18,8 @@ firebase.google.com/go v3.13.0+incompatible/go.mod h1:xlah6XbEyW6tbfSklcfe5FHJIw
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/IBM/sarama v1.41.3 h1:MWBEJ12vHC8coMjdEXFq/6ftO6DUZnQlFYcxtOJFa7c=
 github.com/IBM/sarama v1.41.3/go.mod h1:Xxho9HkHd4K/MDUo/T/sOqwtX/17D33++E9Wib6hUdQ=
-github.com/OpenIMSDK/protocol v0.0.30 h1:MiHO6PyQMR9ojBHNnSFxCHLmsoE2xZqaiYj975JiZnM=
-github.com/OpenIMSDK/protocol v0.0.30/go.mod h1:F25dFrwrIx3lkNoiuf6FkCfxuwf8L4Z8UIsdTHP/r0Y=
+github.com/OpenIMSDK/protocol v0.0.31 h1:ax43x9aqA6EKNXNukS5MT5BSTqkUmwO4uTvbJLtzCgE=
+github.com/OpenIMSDK/protocol v0.0.31/go.mod h1:F25dFrwrIx3lkNoiuf6FkCfxuwf8L4Z8UIsdTHP/r0Y=
 github.com/OpenIMSDK/tools v0.0.16 h1:te/GIq2imCMsrRPgU9OObYKbzZ3rT08Lih/o+3QFIz0=
 github.com/OpenIMSDK/tools v0.0.16/go.mod h1:eg+q4A34Qmu73xkY0mt37FHGMCMfC6CtmOnm0kFEGFI=
 github.com/QcloudApi/qcloud_sign_golang v0.0.0-20141224014652-e4130a326409/go.mod h1:1pk82RBxDY/JZnPQrtqHlUFfCctgdorsd9M06fMynOM=