chore(deps): update helm release dex to v0.20.0

[renovate]

This PR contains the following updates:

Package	Update	Change
dex (source)	minor	0.19.1 -> 0.20.0

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Release Notes

dexidp/helm-charts (dex)

v0.20.0

Compare Source

OpenID Connect (OIDC) identity and OAuth 2.0 provider with pluggable connectors.

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[github-actions]

--- kubernetes/apps/authentication/dexidp/app Kustomization: flux-system/dexidp HelmRelease: authentication/dex

+++ kubernetes/apps/authentication/dexidp/app Kustomization: flux-system/dexidp HelmRelease: authentication/dex

@@ -14,13 +14,13 @@

       chart: dex
       interval: 5m
       sourceRef:
         kind: HelmRepository
         name: dex
         namespace: flux-system
-      version: 0.19.1
+      version: 0.20.0
   interval: 5m
   values:
     config:
       connectors:
       - config:
           clientID: $GITHUB_CLIENT_ID