go-dep: bump github.com/prometheus-community/pro-bing in /backend

Bumps [github.com/prometheus-community/pro-bing](https://github.com/prometheus-community/pro-bing) from 0.3.0 to 0.4.0.
- [Release notes](https://github.com/prometheus-community/pro-bing/releases)
- [Changelog](https://github.com/prometheus-community/pro-bing/blob/main/.goreleaser.yaml)
- [Commits](prometheus-community/pro-bing@v0.3.0...v0.4.0)

---
updated-dependencies:
- dependency-name: github.com/prometheus-community/pro-bing
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

backend/go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/mdlayher/wol v0.0.0-20220221231636-b763a792253a
 	github.com/pocketbase/dbx v1.10.1
 	github.com/pocketbase/pocketbase v0.22.3
-	github.com/prometheus-community/pro-bing v0.3.0
+	github.com/prometheus-community/pro-bing v0.4.0
 	github.com/robfig/cron/v3 v3.0.1
 	golang.org/x/sys v0.18.0
 )

backend/go.sum

@@ -202,8 +202,8 @@ github.com/pocketbase/dbx v1.10.1 h1:cw+vsyfCJD8YObOVeqb93YErnlxwYMkNZ4rwN0G0AaA
 github.com/pocketbase/dbx v1.10.1/go.mod h1:xXRCIAKTHMgUCyCKZm55pUOdvFziJjQfXaWKhu2vhMs=
 github.com/pocketbase/pocketbase v0.22.3 h1:Rg1lR318wjd3xW3/xveApVEvhOb2i0OS4XZNEcNNnxU=
 github.com/pocketbase/pocketbase v0.22.3/go.mod h1:o1L3ZhF0PhbeY5OnBO87ODMEzjZDyPVuQCMEWNbA1fE=
-github.com/prometheus-community/pro-bing v0.3.0 h1:SFT6gHqXwbItEDJhTkzPWVqU6CLEtqEfNAPp47RUON4=
-github.com/prometheus-community/pro-bing v0.3.0/go.mod h1:p9dLb9zdmv+eLxWfCT6jESWuDrS+YzpPkQBgysQF8a0=
+github.com/prometheus-community/pro-bing v0.4.0 h1:YMbv+i08gQz97OZZBwLyvmmQEEzyfyrrjEaAchdy3R4=
+github.com/prometheus-community/pro-bing v0.4.0/go.mod h1:b7wRYZtCcPmt4Sz319BykUU241rWLe1VFXyiyWK/dH4=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=