vendor: bump github.com/prometheus/client_golang from 1.20.4 to 1.20.5

Bumps [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang) from 1.20.4 to 1.20.5.
- [Release notes](https://github.com/prometheus/client_golang/releases)
- [Changelog](https://github.com/prometheus/client_golang/blob/main/CHANGELOG.md)
- [Commits](prometheus/client_golang@v1.20.4...v1.20.5)

---
updated-dependencies:
- dependency-name: github.com/prometheus/client_golang
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -3,7 +3,7 @@ module github.com/isovalent/metricstool
 go 1.22.0
 
 require (
-	github.com/prometheus/client_golang v1.20.4
+	github.com/prometheus/client_golang v1.20.5
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/viper v1.19.0
 	golang.org/x/exp v0.0.0-20230905200255-921286631fa9

vendor/modules.txt

@@ -38,7 +38,7 @@ github.com/pelletier/go-toml/v2/internal/characters
 github.com/pelletier/go-toml/v2/internal/danger
 github.com/pelletier/go-toml/v2/internal/tracker
 github.com/pelletier/go-toml/v2/unstable
-# github.com/prometheus/client_golang v1.20.4
+# github.com/prometheus/client_golang v1.20.5
 ## explicit; go 1.20
 github.com/prometheus/client_golang/prometheus
 github.com/prometheus/client_golang/prometheus/internal