chore(deps): update module github.com/alecthomas/chroma/v2 to v2.18.0 (#6790)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[github.com/alecthomas/chroma/v2](https://redirect.github.com/alecthomas/chroma)
| `v2.17.2` -> `v2.18.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/github.com%2falecthomas%2fchroma%2fv2/v2.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/github.com%2falecthomas%2fchroma%2fv2/v2.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/github.com%2falecthomas%2fchroma%2fv2/v2.17.2/v2.18.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/github.com%2falecthomas%2fchroma%2fv2/v2.17.2/v2.18.0?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>alecthomas/chroma (github.com/alecthomas/chroma/v2)</summary>

###
[`v2.18.0`](https://redirect.github.com/alecthomas/chroma/releases/tag/v2.18.0)

[Compare
Source](https://redirect.github.com/alecthomas/chroma/compare/v2.17.2...v2.18.0)

#### Changelog

-
[`7f0057b`](https://redirect.github.com/alecthomas/chroma/commit/7f0057b)
feat: support for dark mode in chromad
-
[`d87cb47`](https://redirect.github.com/alecthomas/chroma/commit/d87cb47)
chore(deps): update all non-major dependencies
([#&#8203;1077](https://redirect.github.com/alecthomas/chroma/issues/1077))
-
[`79dde77`](https://redirect.github.com/alecthomas/chroma/commit/79dde77)
Added IBM RPG lexer
([#&#8203;1078](https://redirect.github.com/alecthomas/chroma/issues/1078))
-
[`1b932ec`](https://redirect.github.com/alecthomas/chroma/commit/1b932ec)
chore: disable gorilla/csrf upgrades temporarily

</details>

---

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internal/tools/go.mod

@@ -33,7 +33,7 @@ require (
 	github.com/Microsoft/go-winio v0.6.2 // indirect
 	github.com/OpenPeeDeeP/depguard/v2 v2.2.1 // indirect
 	github.com/ProtonMail/go-crypto v1.2.0 // indirect
-	github.com/alecthomas/chroma/v2 v2.17.2 // indirect
+	github.com/alecthomas/chroma/v2 v2.18.0 // indirect
 	github.com/alecthomas/go-check-sumtype v0.3.1 // indirect
 	github.com/alexkohler/nakedret/v2 v2.0.6 // indirect
 	github.com/alexkohler/prealloc v1.0.0 // indirect

internal/tools/go.sum

@@ -31,8 +31,8 @@ github.com/ProtonMail/go-crypto v1.2.0 h1:+PhXXn4SPGd+qk76TlEePBfOfivE0zkWFenhGh
 github.com/ProtonMail/go-crypto v1.2.0/go.mod h1:9whxjD8Rbs29b4XWbB8irEcE8KHMqaR2e7GWU1R+/PE=
 github.com/alecthomas/assert/v2 v2.11.0 h1:2Q9r3ki8+JYXvGsDyBXwH3LcJ+WK5D0gc5E8vS6K3D0=
 github.com/alecthomas/assert/v2 v2.11.0/go.mod h1:Bze95FyfUr7x34QZrjL+XP+0qgp/zg8yS+TtBj1WA3k=
-github.com/alecthomas/chroma/v2 v2.17.2 h1:Rm81SCZ2mPoH+Q8ZCc/9YvzPUN/E7HgPiPJD8SLV6GI=
-github.com/alecthomas/chroma/v2 v2.17.2/go.mod h1:RVX6AvYm4VfYe/zsk7mjHueLDZor3aWCNE14TFlepBk=
+github.com/alecthomas/chroma/v2 v2.18.0 h1:6h53Q4hW83SuF+jcsp7CVhLsMozzvQvO8HBbKQW+gn4=
+github.com/alecthomas/chroma/v2 v2.18.0/go.mod h1:RVX6AvYm4VfYe/zsk7mjHueLDZor3aWCNE14TFlepBk=
 github.com/alecthomas/go-check-sumtype v0.3.1 h1:u9aUvbGINJxLVXiFvHUlPEaD7VDULsrxJb4Aq31NLkU=
 github.com/alecthomas/go-check-sumtype v0.3.1/go.mod h1:A8TSiN3UPRw3laIgWEUOHHLPa6/r9MtoigdlP5h3K/E=
 github.com/alecthomas/repr v0.4.0 h1:GhI2A8MACjfegCPVq9f1FLvIBS+DrQ2KQBFZP1iFzXc=