Bump cloud-sql-connectors/cloud-sql-proxy from 2.18.2-alpine to 2.19.0-alpine in /deps (#1782)

* Bump cloud-sql-connectors/cloud-sql-proxy in /deps

Bumps [cloud-sql-connectors/cloud-sql-proxy](https://github.com/GoogleCloudPlatform/cloud-sql-proxy) from 2.18.2-alpine to 2.19.0-alpine.
- [Release notes](https://github.com/GoogleCloudPlatform/cloud-sql-proxy/releases)
- [Changelog](https://github.com/GoogleCloudPlatform/cloud-sql-proxy/blob/main/CHANGELOG.md)
- [Commits](GoogleCloudPlatform/cloud-sql-proxy@v2.18.2...v2.19.0)

---
updated-dependencies:
- dependency-name: cloud-sql-connectors/cloud-sql-proxy
  dependency-version: 2.19.0-alpine
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

* Bumping cloud-sql-proxy version in .ko.yaml

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <[email protected]>
Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: dependabot[bot]

.ko.yaml

@@ -1,7 +1,7 @@
 ---
 defaultBaseImage: gcr.io/distroless/static-debian12:nonroot
 baseImageOverrides:
-  github.com/sigstore/scaffolding/cmd/cloudsqlproxy: gcr.io/cloud-sql-connectors/cloud-sql-proxy:2.18.2-alpine
+  github.com/sigstore/scaffolding/cmd/cloudsqlproxy: gcr.io/cloud-sql-connectors/cloud-sql-proxy:2.19.0-alpine
 
 builds:
   - id: ctlog-createctconfig

deps/Dockerfile.deps

@@ -1,5 +1,5 @@
 # This Dockerfile simply serves as a trigger for dependabot to notify when a new upstream release of a component is available
 #
 # This will trigger a Dependabot update, which should trigger a workflow to update .ko.yaml accordingly
-FROM gcr.io/cloud-sql-connectors/cloud-sql-proxy:2.18.2-alpine@sha256:12fc14dd5bf90f69ed370a5990aff6f18a05d7b427465c621042bc1e2fac662f
+FROM gcr.io/cloud-sql-connectors/cloud-sql-proxy:2.19.0-alpine@sha256:7d760797955e765e9f8c793e3b86be6ed0cbd5684d4b401c8cfa81d185176fc6
 ENV FOO=BAR