build(deps): bump github.com/alecthomas/chroma/v2 from 2.19.0 to 2.20.0 (#5981)

Author: dependabot[bot]

go.mod

@@ -15,7 +15,7 @@ require (
 	github.com/Djarvur/go-err113 v0.0.0-20210108212216-aea10b59be24
 	github.com/GaijinEntertainment/go-exhaustruct/v3 v3.3.1
 	github.com/OpenPeeDeeP/depguard/v2 v2.2.1
-	github.com/alecthomas/chroma/v2 v2.19.0
+	github.com/alecthomas/chroma/v2 v2.20.0
 	github.com/alecthomas/go-check-sumtype v0.3.1
 	github.com/alexkohler/nakedret/v2 v2.0.6
 	github.com/alexkohler/prealloc v1.0.0