fix: go mod update.

go.mod

@@ -38,7 +38,7 @@ 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/tools v0.0.15
+	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
 	github.com/go-sql-driver/mysql v1.7.1

go.sum

@@ -20,8 +20,8 @@ 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/tools v0.0.15 h1:FF3m0TQUG56pJC15a11jmBG6Y1EjXarEW4JV3CBF/Jc=
-github.com/OpenIMSDK/tools v0.0.15/go.mod h1:eg+q4A34Qmu73xkY0mt37FHGMCMfC6CtmOnm0kFEGFI=
+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=
 github.com/alcortesm/tgz v0.0.0-20161220082320-9c5fe88206d7 h1:uSoVVbwJiQipAclBbw+8quDsfcvFjOpI5iCf4p/cqCs=
 github.com/alcortesm/tgz v0.0.0-20161220082320-9c5fe88206d7/go.mod h1:6zEj6s6u/ghQa61ZWa/C2Aw3RkjiTBOix7dkqa1VLIs=