chore(deps): update prom/prometheus docker tag to v3.15.0 (#2502)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [prom/prometheus](https://redirect.github.com/prometheus/prometheus) |
minor | `v3.14.0` → `v3.15.0` |

---

### Release Notes

<details>
<summary>prometheus/prometheus (prom/prometheus)</summary>

###
[`v3.15.0`](https://redirect.github.com/prometheus/prometheus/compare/v3.14.0...v3.15.0)

[Compare
Source](https://redirect.github.com/prometheus/prometheus/compare/v3.14.0...v3.15.0)

</details>

---

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examples/example-custom-buckets/docker-compose.yaml

@@ -10,7 +10,7 @@ services:
       - -jar
       - /example-custom-buckets.jar
   prometheus:
-    image: prom/prometheus:v3.14.0@sha256:5ce7540c3c00ef4ab0c9d2c995c6a5b9c421f44b4a115d97a2c7af3b1c21cbb0
+    image: prom/prometheus:v3.15.0@sha256:efd719c99d83b060d9daefdcf00360461adf279f45ef5391f8d111892118753e
     network_mode: host
     volumes:
       - ./docker-compose/prometheus.yml:/prometheus.yml

examples/example-exemplars-tail-sampling/docker-compose.yaml

@@ -43,7 +43,7 @@ services:
     command:
       - --config=file:/config.yaml
   prometheus:
-    image: prom/prometheus:v3.14.0@sha256:5ce7540c3c00ef4ab0c9d2c995c6a5b9c421f44b4a115d97a2c7af3b1c21cbb0
+    image: prom/prometheus:v3.15.0@sha256:efd719c99d83b060d9daefdcf00360461adf279f45ef5391f8d111892118753e
     network_mode: host
     volumes:
       - ./config/prometheus.yaml:/prometheus.yaml

examples/example-exporter-opentelemetry/docker-compose.yaml

@@ -20,7 +20,7 @@ services:
     command:
       - --config=file:/config.yaml
   prometheus:
-    image: prom/prometheus:v3.14.0@sha256:5ce7540c3c00ef4ab0c9d2c995c6a5b9c421f44b4a115d97a2c7af3b1c21cbb0
+    image: prom/prometheus:v3.15.0@sha256:efd719c99d83b060d9daefdcf00360461adf279f45ef5391f8d111892118753e
     network_mode: host
     volumes:
       - ./config/prometheus.yaml:/prometheus.yaml

examples/example-native-histogram/docker-compose.yaml

@@ -10,7 +10,7 @@ services:
       - -jar
       - /example-native-histogram.jar
   prometheus:
-    image: prom/prometheus:v3.14.0@sha256:5ce7540c3c00ef4ab0c9d2c995c6a5b9c421f44b4a115d97a2c7af3b1c21cbb0
+    image: prom/prometheus:v3.15.0@sha256:efd719c99d83b060d9daefdcf00360461adf279f45ef5391f8d111892118753e
     network_mode: host
     volumes:
       - ./docker-compose/prometheus.yml:/prometheus.yml