woodpecker: add vimpack-ci ServiceAccount (#454)

Why: the new vimpack repo's woodpecker pipelines set `serviceAccountName: vimpack-ci`, which does not exist in the woodpecker namespace yet.

- Add bare `vimpack-ci` ServiceAccount in `apps/base/woodpecker/` and register it in the kustomization.

Reviewed-on: #454
Co-authored-by: unkin-agent <unkin-agent@unkin.net>
Co-committed-by: unkin-agent <unkin-agent@unkin.net>

apps/base/woodpecker/kustomization.yaml

@@ -26,5 +26,6 @@ resources:
   - serviceaccount_terraform_radarr.yaml
   - serviceaccount_terraform_sonarr.yaml
   - serviceaccount_terraform_vault.yaml
+  - serviceaccount_vimpack_ci.yaml
   - vaultauth.yaml
   - vaultstaticsecret.yaml

apps/base/woodpecker/serviceaccount_vimpack_ci.yaml

@@ -0,0 +1,6 @@
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: vimpack-ci
+  namespace: woodpecker