fix(deps): update github.com/tmc/langchaingo digest to 2c309cf (#1097)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [github.com/tmc/langchaingo](https://togithub.com/tmc/langchaingo) |
require | digest | `9c8845b` -> `2c309cf` |

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go.mod

@@ -27,7 +27,7 @@ require (
 	github.com/phayes/freeport v0.0.0-20220201140144-74d24b5ae9f5
 	github.com/rs/zerolog v1.30.0
 	github.com/sashabaranov/go-openai v1.15.3
-	github.com/tmc/langchaingo v0.0.0-20230910230029-9c8845b2b019
+	github.com/tmc/langchaingo v0.0.0-20230923172951-2c309cf27956
 	github.com/urfave/cli/v2 v2.25.7
 	github.com/valyala/fasthttp v1.50.0
 	google.golang.org/grpc v1.58.2

go.sum

@@ -188,6 +188,8 @@ github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+F
 github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9fESEdAacY=
 github.com/tmc/langchaingo v0.0.0-20230910230029-9c8845b2b019 h1:hKNvPanCqhpVszNBKYBzwknU2iJhhE29P04wpdpu/uY=
 github.com/tmc/langchaingo v0.0.0-20230910230029-9c8845b2b019/go.mod h1:vCdA1t5qnS5YPkDsznowOziBHFn0Ul11ZqfJ2GOAi0s=
+github.com/tmc/langchaingo v0.0.0-20230923172951-2c309cf27956 h1:N6H+Jd6Hf9vL57N25s0nHYYouDj4wUpLDd6rMNDfU+Y=
+github.com/tmc/langchaingo v0.0.0-20230923172951-2c309cf27956/go.mod h1:vCdA1t5qnS5YPkDsznowOziBHFn0Ul11ZqfJ2GOAi0s=
 github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/ulikunitz/xz v0.5.9 h1:RsKRIA2MO8x56wkkcd3LbtcE/uMszhb6DpRf+3uwa3I=
 github.com/ulikunitz/xz v0.5.9/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=