Update module google.golang.org/protobuf to v1.36.8 (#13710)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
|
[google.golang.org/protobuf](https://redirect.github.com/protocolbuffers/protobuf-go)
| `v1.36.7` -> `v1.36.8` |
[![age](https://developer.mend.io/api/mc/badges/age/go/google.golang.org%2fprotobuf/v1.36.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/google.golang.org%2fprotobuf/v1.36.7/v1.36.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>protocolbuffers/protobuf-go
(google.golang.org/protobuf)</summary>

###
[`v1.36.8`](https://redirect.github.com/protocolbuffers/protobuf-go/releases/tag/v1.36.8)

[Compare
Source](https://redirect.github.com/protocolbuffers/protobuf-go/compare/v1.36.7...v1.36.8)

Maintenance:

[CL/696316](https://go-review.googlesource.com/c/protobuf/+/696316):
all: set Go language version to Go 1.23
[CL/696315](https://go-review.googlesource.com/c/protobuf/+/696315):
types: regenerate using latest protobuf v32 release

</details>

---

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Co-authored-by: otelbot <[email protected]>

Author: renovate[bot]

client/go.mod

@@ -24,7 +24,7 @@ require (
 	golang.org/x/text v0.26.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/grpc v1.75.0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 

client/go.sum

@@ -76,7 +76,7 @@ require (
 	golang.org/x/sys v0.35.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/grpc v1.75.0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 

cmd/mdatagen/go.mod

@@ -168,7 +168,7 @@ require (
 	google.golang.org/genproto/googleapis/api v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/grpc v1.75.0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	sigs.k8s.io/yaml v1.5.0 // indirect
 )

cmd/mdatagen/go.sum

@@ -36,7 +36,7 @@ require (
 	golang.org/x/text v0.26.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/grpc v1.75.0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 

cmd/otelcorecol/go.mod

@@ -37,7 +37,7 @@ require (
 	golang.org/x/text v0.26.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
 	google.golang.org/grpc v1.75.0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )