Fix ServiceMonitor selector (oauth2-proxy#72)

* Use helpers for ServiceMonitor labels

This makes them the same as for all other resources.

* Fix ServiceMonitor selector

The selector in ServiceMonitor had different labels hardcoded than the
one currently set by the Chart. This fixes it by using the
selectorLabels helper which is also used for the service.

* Chart version bump

fix Google's Secret Name (oauth2-proxy#69)

fix google service-account.json secret generation (oauth2-proxy#65)

* fix google service-account.json secret generation

* bump chart version to 5.0.3

* base64 encode the secret value as expected by k8s

* bump chart version to 5.0.4

[oauth2-proxy/PDB] Add Kubernetes 1.21+ support & fix broken selector…

… labels (oauth2-proxy#66)

* feat: update PDB to support Kubernetes 1.21+

Starting Kubernetes 1.21, the PDB feature went stable

* fix: rework and fix broken PDB selector labels

It appears to have broken a long time ago and is related to 0ea4dc4 and cbd5275

* chore: fixup invert order for backward compat without changes by the end users

* chore: bump chart version

* refactor: rework Ingress to support custom kubeVersion + refact

* chore: fixup

Software version bump (v7.2.0) (oauth2-proxy#63)

* Added .gitignore from https://raw.githubusercontent.com/helm/charts/master/.gitignore

* Software version bump

Merge pull request oauth2-proxy#62 from Allex1/main

Merge pull request oauth2-proxy#25 from nlamirault/feat/k8s-labelss

Correct semverCompare constraints for ingress. Fixes: oauth2-proxy#60 (…

…oauth2-proxy#61)

Set Ingress network API version based on k8s version (oauth2-proxy#52)

Fixes oauth2-proxy#51

Merge pull request oauth2-proxy#56 from jonkerj/ingressclassname

Allow specification of ingressClassName