deps: update dependency helm/helm to v3.18.5 (#997)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [helm/helm](https://redirect.github.com/helm/helm) | patch | `v3.18.4`
-> `v3.18.5` |

---

### Release Notes

<details>
<summary>helm/helm (helm/helm)</summary>

###
[`v3.18.5`](https://redirect.github.com/helm/helm/compare/v3.18.4...v3.18.5)

[Compare
Source](https://redirect.github.com/helm/helm/compare/v3.18.4...v3.18.5)

</details>

---

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---

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---

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View the [repository job
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Author: renovate[bot]

.github/workflows/ci.yml

@@ -75,7 +75,7 @@ jobs:
         with:
           setup-tools: |
             helm
-          helm: v3.18.4 # renovate: datasource=github-releases depName=helm/helm
+          helm: v3.18.5 # renovate: datasource=github-releases depName=helm/helm
 
       - uses: actions/checkout@v5
 

.github/workflows/test_e2e.yml

@@ -52,7 +52,7 @@ jobs:
             helm
             kubectl
             skaffold
-          helm: v3.18.4 # renovate: datasource=github-releases depName=helm/helm
+          helm: v3.18.5 # renovate: datasource=github-releases depName=helm/helm
           kubectl: v1.33.3 # renovate: datasource=github-releases depName=kubernetes/kubernetes
           skaffold: v2.16.1 # renovate: datasource=github-releases depName=GoogleContainerTools/skaffold
 
@@ -169,7 +169,7 @@ jobs:
             helm
             kubectl
             skaffold
-          helm: v3.18.4 # renovate: datasource=github-releases depName=helm/helm
+          helm: v3.18.5 # renovate: datasource=github-releases depName=helm/helm
           kubectl: v1.33.3 # renovate: datasource=github-releases depName=kubernetes/kubernetes
           skaffold: v2.16.1 # renovate: datasource=github-releases depName=GoogleContainerTools/skaffold