fix: bump tarampampam/curl from 8.11.0 to 8.12.1 in /loki (#145)

Bumps [tarampampam/curl](https://github.com/tarampampam/curl-docker) from 8.11.0 to 8.12.1.
- [Release notes](https://github.com/tarampampam/curl-docker/releases)
- [Commits](tarampampam/curl-docker@v8.11.0...v8.12.1)

---
updated-dependencies:
- dependency-name: tarampampam/curl
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

loki/Dockerfile

@@ -8,7 +8,7 @@ FROM --platform=linux/arm64 grafana/loki:3.1.2 as loki-arm64
 # hadolint ignore=DL3029
 FROM --platform=linux/arm grafana/loki:3.1.2 as loki-armv7
 
-FROM ghcr.io/tarampampam/curl:8.11.0 as curl
+FROM ghcr.io/tarampampam/curl:8.12.1 as curl
 
 FROM scratch as container