chore: Add dot slash to most kustomizations and swap sops pre-commit hook to onedr0p

Signed-off-by: Devin Buhl <devin@buhl.casa>

cluster/apps/system-upgrade/kustomization.yaml

@@ -2,8 +2,8 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-  - namespace.yaml
+  - ./namespace.yaml
   # renovate: datasource=docker image=rancher/system-upgrade-controller
   - https://github.com/rancher/system-upgrade-controller/releases/download/v0.9.1/crd.yaml
-  - system-upgrade-controller
-  - kured
+  - ./system-upgrade-controller
+  - ./kured