fix(deps): update module github.com/golangci/golangci-lint/v2 to v2.6.0 (#7554)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
|
[github.com/golangci/golangci-lint/v2](https://redirect.github.com/golangci/golangci-lint)
| `v2.5.0` -> `v2.6.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/github.com%2fgolangci%2fgolangci-lint%2fv2/v2.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/github.com%2fgolangci%2fgolangci-lint%2fv2/v2.5.0/v2.6.0?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>golangci/golangci-lint
(github.com/golangci/golangci-lint/v2)</summary>

###
[`v2.6.0`](https://redirect.github.com/golangci/golangci-lint/blob/HEAD/CHANGELOG.md#v260)

[Compare
Source](https://redirect.github.com/golangci/golangci-lint/compare/v2.5.0...v2.6.0)

1. New linters
   - Add `modernize` analyzer suite
2. Linters new features or changes
   - `arangolint`: from 0.2.0 to 0.3.1
   - `dupword`: from 0.1.6 to 0.1.7 (new option `comments-only`)
- `go-critic`: from 0.13.0 to 0.14.0 (new rules/checkers:
`zeroByteRepeat`, `dupOption`)
- `gofumpt`: from 0.9.1 to 0.9.2 ("clothe" naked returns is now
controlled by the `extra-rules` option)
- `perfsprint`: from 0.9.1 to 0.10.0 (new options: `concat-loop`,
`loop-other-ops`)
   - `wsl`: from 5.2.0 to 5.3.0
3. Linters bug fixes
   - `dupword`: from 0.1.6 to 0.1.7
   - `durationcheck`: from 0.0.10 to 0.0.11
   - `exptostd`: from 0.4.4 to 0.4.5
   - `fatcontext`: from 0.8.1 to 0.9.0
   - `forbidigo`: from 2.1.0 to 2.3.0
   - `ginkgolinter`: from 0.21.0 to 0.21.2
   - `godoc-lint`: from 0.10.0 to 0.10.1
   - `gomoddirectives`: from 0.7.0 to 0.7.1
   - `gosec`: from 2.22.8 to 2.22.10
   - `makezero`: from 2.0.1 to 2.1.0
   - `nilerr`: from 0.1.1 to 0.1.2
   - `paralleltest`: from 1.0.14 to 1.0.15
   - `protogetter`: from 0.3.16 to 0.3.17
- `unparam`: from
[`0df0534`](https://redirect.github.com/golangci/golangci-lint/commit/0df0534333a4)
to
[`5beb8c8`](https://redirect.github.com/golangci/golangci-lint/commit/5beb8c8f8f15)
4. Misc.
   - fix: ignore some files to hash the version for custom build

</details>

---

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---

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: dmathieu <damien.mathieu@elastic.co>
Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>

internal/tools/go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/Masterminds/semver v1.5.0
 	github.com/client9/misspell v0.3.4
 	github.com/gogo/protobuf v1.3.2
-	github.com/golangci/golangci-lint/v2 v2.5.0
+	github.com/golangci/golangci-lint/v2 v2.6.0
 	github.com/jcchavezs/porto v0.7.0
 	github.com/wadey/gocovmerge v0.0.0-20160331181800-b5bfa59ec0ad
 	go.opentelemetry.io/build-tools/crosslink v0.28.1
@@ -108,7 +108,6 @@ require (
 	github.com/golangci/gofmt v0.0.0-20250704145412-3e58ba0443c6 // indirect
 	github.com/golangci/golines v0.0.0-20250821215611-d4663ad2c370 // indirect
 	github.com/golangci/misspell v0.7.0 // indirect
-	github.com/golangci/nilerr v0.0.0-20250918000102-015671e622fe // indirect
 	github.com/golangci/plugin-module-register v0.1.2 // indirect
 	github.com/golangci/revgrep v0.8.0 // indirect
 	github.com/golangci/swaggoswag v0.0.0-20250504205917-77f2aca3143e // indirect
@@ -118,6 +117,7 @@ require (
 	github.com/gostaticanalysis/analysisutil v0.7.1 // indirect
 	github.com/gostaticanalysis/comment v1.5.0 // indirect
 	github.com/gostaticanalysis/forcetypeassert v0.2.0 // indirect
+	github.com/gostaticanalysis/nilerr v0.1.2 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-immutable-radix/v2 v2.1.0 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.8 // indirect
@@ -186,7 +186,7 @@ require (
 	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2 // indirect
 	github.com/sashamelentyev/interfacebloat v1.1.0 // indirect
 	github.com/sashamelentyev/usestdlibvars v1.29.0 // indirect
-	github.com/securego/gosec/v2 v2.22.8 // indirect
+	github.com/securego/gosec/v2 v2.22.10 // indirect
 	github.com/sergi/go-diff v1.4.0 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/sivchari/containedctx v1.0.3 // indirect
@@ -221,7 +221,7 @@ require (
 	gitlab.com/bosi/decorder v0.4.2 // indirect
 	go-simpler.org/musttag v0.14.0 // indirect
 	go-simpler.org/sloglint v0.11.1 // indirect
-	go.augendre.info/arangolint v0.2.0 // indirect
+	go.augendre.info/arangolint v0.3.1 // indirect
 	go.augendre.info/fatcontext v0.9.0 // indirect
 	go.opentelemetry.io/build-tools v0.28.1 // indirect
 	go.uber.org/automaxprocs v1.6.0 // indirect