fix(deps): update module github.com/victoriametrics/metricsql to v0.84.6

Author: renovate[bot]

go.mod

@@ -5,7 +5,7 @@ go 1.23.0
 godebug default=go1.23
 
 require (
-	github.com/VictoriaMetrics/metricsql v0.84.3
+	github.com/VictoriaMetrics/metricsql v0.84.6
 	github.com/go-logr/logr v1.4.2
 	github.com/onsi/ginkgo/v2 v2.23.4
 	github.com/onsi/gomega v1.37.0