Bump the deprecated FluxCD versions

Author: Mark O'Connor

docs/release.yaml

@@ -1,5 +1,5 @@
 ---
-apiVersion: source.toolkit.fluxcd.io/v1beta2
+apiVersion: source.toolkit.fluxcd.io/v1
 kind: HelmRepository
 metadata:
   name: tofu-controller
@@ -8,7 +8,7 @@ spec:
   interval: 1h0s
   url: https://flux-iac.github.io/tofu-controller
 ---
-apiVersion: helm.toolkit.fluxcd.io/v2beta2
+apiVersion: helm.toolkit.fluxcd.io/v2
 kind: HelmRelease
 metadata:
   name: tofu-controller