dump sdk version to v3.8.0-rc.18. (#23)

* dump sdk-core version to v3.8.0-rc.15.

* dump sdk core vertion to v3.8.0-rc.16.

* dump sdk core version to v3.8.0-rc.17

* dump sdk version to v3.8.0-rc.18.

go/go.mod

@@ -2,7 +2,7 @@ module github.com/openimsdk/openim-sdk-cpp
 
 go 1.21
 
-require github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.17
+require github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.18
 
 require (
 	github.com/golang/protobuf v1.5.4 // indirect

go/go.sum

@@ -25,8 +25,8 @@ github.com/lestrrat-go/strftime v1.0.6 h1:CFGsDEt1pOpFNU+TJB0nhz9jl+K0hZSLE205Ah
 github.com/lestrrat-go/strftime v1.0.6/go.mod h1:f7jQKgV5nnJpYgdEasS+/y7EsTb8ykN2z68n3TtcTaw=
 github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
 github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
-github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.17 h1:sAxtNHUmym5io3kPTkLTmuhOo7jczf7JTYl0IHUgUNU=
-github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.17/go.mod h1:0xjbzBDyMsnsQVVoaQDQlF8i3kJWL0gqsz6K6MeYgdY=
+github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.18 h1:vCxiQBcYh/i4FAiArGDODbt5LzTuPH//ouMWymSYR5c=
+github.com/openimsdk/openim-sdk-core/v3 v3.8.0-rc.18/go.mod h1:0xjbzBDyMsnsQVVoaQDQlF8i3kJWL0gqsz6K6MeYgdY=
 github.com/openimsdk/protocol v0.0.69-alpha.37 h1:2gtDkippSBfbXIP++BEQsz4e+qjk86ddnh4b7p40/HY=
 github.com/openimsdk/protocol v0.0.69-alpha.37/go.mod h1:OZQA9FR55lseYoN2Ql1XAHYKHJGu7OMNkUbuekrKCM8=
 github.com/openimsdk/tools v0.0.49-alpha.57 h1:j+FIX69Ol2sgAivI636rsXUYqOpUwy/oJBntv3zUppY=