Revert cert-manager version constraint to ">=v1.0.0" from 0.23.0 wrongly added by CI (#252)

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## What was changed and why
The CI job that bumps the versions in main also wrongly bumped the
cert-manager dependency constraint here:
1805045
causing build and release error

## Checklist
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1. Closes <!-- add issue number here -->

2. How was this tested:
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3. Any docs updates needed?
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Author: carlydf

helm/temporal-worker-controller/Chart.yaml

@@ -6,6 +6,6 @@ version: 0.23.0
 appVersion: 1.5.0
 dependencies:
   - name: cert-manager
-    version: 0.23.0
+    version: ">=v1.0.0"
     repository: "https://charts.jetstack.io"
     condition: certmanager.install