chore(deps): bump github.com/mittwald/go-helm-client

Bumps [github.com/mittwald/go-helm-client](https://github.com/mittwald/go-helm-client) from 0.12.17 to 0.12.18.
- [Release notes](https://github.com/mittwald/go-helm-client/releases)
- [Commits](mittwald/go-helm-client@v0.12.17...v0.12.18)

---
updated-dependencies:
- dependency-name: github.com/mittwald/go-helm-client
  dependency-version: 0.12.18
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/nginxinc/nginx-k8s-supportpkg
 go 1.24.3
 
 require (
-	github.com/mittwald/go-helm-client v0.12.17
+	github.com/mittwald/go-helm-client v0.12.18
 	github.com/spf13/cobra v1.10.1
 	k8s.io/client-go v0.34.0
 )

go.sum

@@ -189,8 +189,8 @@ github.com/mitchellh/go-wordwrap v1.0.1 h1:TLuKupo69TCn6TQSyGxwI1EblZZEsQ0vMlAFQ
 github.com/mitchellh/go-wordwrap v1.0.1/go.mod h1:R62XHJLzvMFRBbcrT7m7WgmE1eOyTSsCt+hzestvNj0=
 github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ=
 github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
-github.com/mittwald/go-helm-client v0.12.17 h1:PncoE1u3fXuHWLineNDQ4hI5J4uVbMW3JWrtdBR86TI=
-github.com/mittwald/go-helm-client v0.12.17/go.mod h1:GQxuPspUcMsxWWDtYzjRdxOAjh3LKADIfgqtUf9mjHk=
+github.com/mittwald/go-helm-client v0.12.18 h1:i9cJNv/YC3ZPKUKVNYTlrOO7ZO6YFKE/ak3J5TeYHPU=
+github.com/mittwald/go-helm-client v0.12.18/go.mod h1:dLl5NkdKCvwKvLIdZzg4MDbxhSKmuimdmM3WpsAzS0I=
 github.com/moby/spdystream v0.5.0 h1:7r0J1Si3QO/kjRitvSLVVFUjxMEb/YLj6S9FF62JBCU=
 github.com/moby/spdystream v0.5.0/go.mod h1:xBAYlnt/ay+11ShkdFKNAG7LsyK/tmNBVvVOwrfMgdI=
 github.com/moby/term v0.5.2 h1:6qk3FJAFDs6i/q3W/pQ97SX192qKfZgGjCQqfCJkgzQ=