core: bump github.com/sethvargo/go-envconfig from 1.1.0 to 1.1.1 (#13008)

Bumps [github.com/sethvargo/go-envconfig](https://github.com/sethvargo/go-envconfig) from 1.1.0 to 1.1.1.
- [Release notes](https://github.com/sethvargo/go-envconfig/releases)
- [Commits](https://github.com/sethvargo/go-envconfig/compare/v1.1.0...v1.1.1)

---
updated-dependencies:
- dependency-name: github.com/sethvargo/go-envconfig
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -24,7 +24,7 @@ require (
 	github.com/pires/go-proxyproto v0.8.0
 	github.com/prometheus/client_golang v1.20.5
 	github.com/redis/go-redis/v9 v9.7.0
-	github.com/sethvargo/go-envconfig v1.1.0
+	github.com/sethvargo/go-envconfig v1.1.1
 	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.8.1
 	github.com/stretchr/testify v1.10.0