[Cloud Posture] Remove k8s instructions for cspm policies (#146843)

## Summary

When installing CSPM the kubernetes deployment is not relevant and
shouldn't be visible.
This PR is fixing that

<img width="837" alt="Screen Shot 2022-12-04 at 15 41 00"
src="https://user-images.githubusercontent.com/61654899/205493957-7d8e95c3-8e20-4e34-9c3d-556e201e62f9.png">

## How to test it
In order to install CSPM integration you use cloud_security_posture
1.1.0 which is recently available
elastic/integrations#4752

x-pack/plugins/fleet/common/constants/epm.ts

@@ -17,6 +17,7 @@ export const FLEET_APM_PACKAGE = 'apm';
 export const FLEET_SYNTHETICS_PACKAGE = 'synthetics';
 export const FLEET_KUBERNETES_PACKAGE = 'kubernetes';
 export const FLEET_CLOUD_SECURITY_POSTURE_PACKAGE = 'cloud_security_posture';
+export const FLEET_CLOUD_SECURITY_POSTURE_KSPM_POLICY_TEMPLATE = 'kspm';
 
 export const PACKAGE_TEMPLATE_SUFFIX = '@package';
 export const USER_SETTINGS_TEMPLATE_SUFFIX = '@custom';

x-pack/plugins/fleet/common/index.ts

@@ -17,6 +17,7 @@ export {
   FLEET_ELASTIC_AGENT_PACKAGE,
   FLEET_KUBERNETES_PACKAGE,
   FLEET_CLOUD_SECURITY_POSTURE_PACKAGE,
+  FLEET_CLOUD_SECURITY_POSTURE_KSPM_POLICY_TEMPLATE,
   FLEET_ENDPOINT_PACKAGE,
   // Saved object type
   AGENT_POLICY_SAVED_OBJECT_TYPE,

x-pack/plugins/fleet/public/components/agent_enrollment_flyout/hooks.tsx

@@ -9,12 +9,16 @@ import { i18n } from '@kbn/i18n';
 
 import type { PackagePolicy, AgentPolicy } from '../../types';
 import { sendGetOneAgentPolicy, useStartServices } from '../../hooks';
-import { FLEET_KUBERNETES_PACKAGE, FLEET_CLOUD_SECURITY_POSTURE_PACKAGE } from '../../../common';
+import {
+  FLEET_KUBERNETES_PACKAGE,
+  FLEET_CLOUD_SECURITY_POSTURE_PACKAGE,
+  FLEET_CLOUD_SECURITY_POSTURE_KSPM_POLICY_TEMPLATE,
+} from '../../../common';
 
 import type { K8sMode } from './types';
 
 // Packages that requires custom elastic-agent manifest
-const K8S_PACKAGES = new Set([FLEET_KUBERNETES_PACKAGE, FLEET_CLOUD_SECURITY_POSTURE_PACKAGE]);
+const K8S_PACKAGES = new Set([FLEET_KUBERNETES_PACKAGE]);
 
 export function useAgentPolicyWithPackagePolicies(policyId?: string) {
   const [agentPolicyWithPackagePolicies, setAgentPolicy] = useState<AgentPolicy | null>(null);
@@ -66,4 +70,14 @@ export function useIsK8sPolicy(agentPolicy?: AgentPolicy) {
   return { isK8s };
 }
 
-const isK8sPackage = (pkg: PackagePolicy) => K8S_PACKAGES.has(pkg.package?.name as string);
+const isK8sPackage = (pkg: PackagePolicy) => {
+  const name = pkg.package?.name as string;
+  if (name === FLEET_CLOUD_SECURITY_POSTURE_PACKAGE) {
+    return pkg.inputs.some(
+      (input) =>
+        input.enabled && input.policy_template === FLEET_CLOUD_SECURITY_POSTURE_KSPM_POLICY_TEMPLATE
+    );
+  }
+
+  return K8S_PACKAGES.has(name);
+};