fix(deps): update module github.com/prometheus/client_golang to v1.15…

….1 (#636)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[github.com/prometheus/client_golang](https://togithub.com/prometheus/client_golang)
| require | patch | `v1.15.0` -> `v1.15.1` |

---

### Release Notes

<details>
<summary>prometheus/client_golang</summary>

###
[`v1.15.1`](https://togithub.com/prometheus/client_golang/releases/tag/v1.15.1)

[Compare
Source](https://togithub.com/prometheus/client_golang/compare/v1.15.0...v1.15.1)

#### Changes

- \[BUGFIX] Fixed promhttp.Instrument\* handlers wrongly trying to
attach exemplar to unsupported metrics (e.g. summary), \
causing panics
[#&#8203;1253](https://togithub.com/prometheus/client_golang/issues/1253)

**Full Changelog**:
prometheus/client_golang@v1.15.0...v1.15.1

</details>

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core/go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/golang/mock v1.6.0
 	github.com/open-feature/open-feature-operator v0.2.34
 	github.com/open-feature/schemas v0.2.8
-	github.com/prometheus/client_golang v1.15.0
+	github.com/prometheus/client_golang v1.15.1
 	github.com/robfig/cron v1.2.0
 	github.com/rs/cors v1.9.0
 	github.com/rs/xid v1.5.0

core/go.sum

@@ -654,6 +654,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_golang v1.15.0 h1:5fCgGYogn0hFdhyhLbw7hEsWxufKtY9klyvdNfFlFhM=
 github.com/prometheus/client_golang v1.15.0/go.mod h1:e9yaBhRPU2pPNsZwE+JdQl0KEt1N9XgF6zxWmaC0xOk=
+github.com/prometheus/client_golang v1.15.1 h1:8tXpTmJbyH5lydzFPoxSIJ0J46jdh3tylbvM1xCv0LI=
+github.com/prometheus/client_golang v1.15.1/go.mod h1:e9yaBhRPU2pPNsZwE+JdQl0KEt1N9XgF6zxWmaC0xOk=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.3.0 h1:UBgGFHqYdG/TPFD1B1ogZywDqEkwp3fBMvqdiQ7Xew4=