Update go.mod: move otlptranslator to direct dependency

Run go mod tidy to properly declare github.com/prometheus/otlptranslator
as a direct dependency since we now use it directly in prometheus_exporter.go
with WithTranslationStrategy().

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

Author: Copilot

go.mod

@@ -13,6 +13,7 @@ require (
 	github.com/prometheus/client_golang v1.23.2
 	github.com/prometheus/client_model v0.6.2
 	github.com/prometheus/common v0.67.4
+	github.com/prometheus/otlptranslator v0.0.2
 	github.com/prometheus/procfs v0.19.2
 	github.com/shirou/gopsutil/v4 v4.25.11
 	github.com/spf13/pflag v1.0.10
@@ -64,7 +65,6 @@ require (
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
-	github.com/prometheus/otlptranslator v0.0.2 // indirect
 	github.com/tklauser/go-sysconf v0.3.16 // indirect
 	github.com/tklauser/numcpus v0.11.0 // indirect
 	github.com/x448/float16 v0.8.4 // indirect