chore: use kfc WatchPhase enum (#787)

## Description
Noticed we were redefining WatchPhase enum

## Type of change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [x] Other (security config, docs update, etc)

## Checklist before merging

- [ ] Test, docs, adr added or updated as needed
- [ ] [Contributor
Guide](https://github.com/defenseunicorns/uds-template-capability/blob/main/CONTRIBUTING.md)
followed

Co-authored-by: Micah Nagel <[email protected]>

src/pepr/operator/controllers/exemptions/exemptions.spec.ts

@@ -1,8 +1,9 @@
 import { beforeEach, describe, expect, it } from "@jest/globals";
+import { WatchPhase } from "kubernetes-fluent-client/dist/fluent/types";
 import { MatcherKind, Policy } from "../../crd";
 import { Exemption } from "../../crd/generated/exemption-v1alpha1";
 import { ExemptionStore } from "./exemption-store";
-import { WatchPhase, processExemptions } from "./exemptions";
+import { processExemptions } from "./exemptions";
 
 const enforcerMatcher = {
   namespace: "neuvector",

src/pepr/operator/controllers/exemptions/exemptions.ts

@@ -1,14 +1,7 @@
+import { WatchPhase } from "kubernetes-fluent-client/dist/fluent/types";
 import { UDSExemption } from "../../crd";
 import { ExemptionStore } from "./exemption-store";
 
-export enum WatchPhase {
-  Added = "ADDED",
-  Modified = "MODIFIED",
-  Deleted = "DELETED",
-  Bookmark = "BOOKMARK",
-  Error = "ERROR",
-}
-
 // Handle adding, updating, and deleting exemptions from Policymap
 export function processExemptions(exemption: UDSExemption, phase: WatchPhase) {
   switch (phase) {